Correspondence to or from:

• San Antonio Light & Gazette, San Antonio, Texas. (1917-1918)
• San Diego Evening Tribune, San Diego, Calif. (1929)
• San Diego Union, San Diego, Calif. (1937)
• San Francisco American, San Francisco, Calif. (1919)
• San Francisco Bulletin, San Francisco, Calif. (1917-1930)
• San Francisco Call and Post, San Francisco, Calif. (1917-1930)
• San Francisco Examiner, San Francisco, Calif. (1918-1939)
• San Franciscan, San Francisco, Calif. (1930-1931)
• Sanborn, Ruth Burr, New York, N.Y. (1937-1939)
• Sand Springs Evening Times, Sand Springs, Okla. (1916)
• Sanders, Byrne Hope, Toronto, Ont. (1940)
• Sanders, Harold, Lamont, Iowa. (1944)
• Sanders & Conroy, New York, N.Y. (1938)
• Sangster, Margaret E., New York, N.Y. (1944)
• Santa Fe Magazine, Chicago, Ill. (1928-1929)
• Santa Fe Railway, Chicago, Ill. (1933)
• Santa Monica Topics, Los Angeles, Calif. (1936)
• Santee, Ross, New York, N.Y. (1944)
• Santo Domingo, J.M., Barranquilla, Columbia. (1913)
• Sara, Dorothy, New York, N.Y. (1938)
• Sargent's Drug Store, Chicago, Ill. (1936)
• Sartain Feature Syndicate, Philadelphia, Pa. (1939)
• Saskatoon Star-Phoenix Limited, Saskatoon, Sask. (1932)
• Sass, Herbert Ravenel, Charleston, S.C. (1942)
• Sater, Elsye Tash, Rock Island, Ill. (1918)
• Saturday Blade, Chicago, Ill. (1913)
• Saturday Evening Herald, Chicago, Ill. (1918)
• Saturday Home Magazine, New York, N.Y. (1940)
• Saturday Night, Toronto, Ont. (1940)
• Saturday Night, Los Angeles, Calif. (1930)
• Saturday Night Saver, St. Louis, Mo. (1929)
• Saturday Review of Literature, New York, N.Y. (1936-1944)
• Saunders, Everitt, Garden City, N.Y. (1936)
• Sauve, Richard, Denver, Colo. (1922)
• Savannah News, Savannah, Ga. (1904-1920)
• Saviour's Call, St. Nazianz, Wis. (1938)
• Say It With Flowers, Detroit, Mich. (1930)
• Sayers, James D., New York, N.Y. (1939-1941)
• Sayler, Oliver M., Indianapolis, Ind. (1915)

Correspondence to or from:

• Scarlet & Gold, Vancouver, B.C. (1938)
• Schall, S.M., Chicago, Ill. (1936)
• Schenck, Joseph M. Motion Picture Productions, Los Angeles, Calif. (1923)
• Scheitlin, Marion G., Leesburg, Fla. (1925)
• Schiff, D.C., Chicago, Ill. (1914-1915)
• Schiller, D., Washington, D.C. (1917)
• Schisgall, Otto, New York, N.Y. (1940-1941)
• Schlesing, M.A., New York, N.Y. (1935)
• Schmedtgen, William, Chicago, Ill. (1919-1922)
• Schmittkind, Henry T., Boston, Mass. (1925)
• Schneider, Edward, Chicago, Ill. (1938-1939)
• Schneider, H.G. & Co., New York, N.Y. (1912)
• Sheridan, R.C., Baltimore, Md. (1928)
• Schock, James J., Chicago, Ill. (1913)
• Schoeder, Raymond, Wausau, Wis. (1943)
• Scholl Manufacturing Company, Chicago, Ill. (1920)
• School and Home, River Forest, Ill. (1937)
• School Mate, Belleville, Ill. (1931)
• Schoonmaker, Frank, New York, N.Y. (1935)
• Schrafft, W.F. & Sons Inc., Boston, Mass. (1928-1929)
• Schuchardt, [?], Chicago, Ill. (1920)
• Schuer, H.B., Trinidad, Colo. (1915)
• Schultz, Henry, Chicago, Ill. (1914)
• Schwaab, Eugene L., Brooklyn, N.Y. (1941)
• Schwanshovsky, F.J., Brooklyn, N.Y. (1913-1914)
• Schwartzman, Samuel J., New York, N.Y. (1935)
• Science Fiction, Cleveland, Ohio. (1932)
• Scientific American, New York, N.Y. (1914)
• Scobee, Barry, Fort Davis, Tex. (1936)
• Scotland Yard, New York, N.Y. (1930)
• Scott, John Read, Washington, D.C. (1914)
• Scoville, Samuel, Philadelphia, Pa. (1941)
• Scranton Book Exchange, Scranton, Pa. (1917)
• Scranton Tribune-Republican, Scranton, Pa. (1913)
• Screencraft Pictures, New York, N.Y. (1918)
• Scribner's Commentator, New York, N.Y. (1939-1940)
• Scrimgeour, G.M., Chicago, Ill. (1913)
• Scripps, J.G., Seattle, Wash. (1935-1936)
• Scripps-Howard Newspapers, New York, N.Y. (1933-1940)
• Script, Los Angeles, Calif. (1931-1935)

Correspondence to or from:

• Sea Breezes, San Diego, Calif. (1926-1927)
• Sea Stories Magazine, New York, N.Y. (1922)
• Seabury, E.P., Chicago, Ill. (1914)
• Seagrove, Gordon, Chicago, Ill. (1918-1919)
• Seaman, Mary, Shelbyville, Ill. (1913)
• Sears, Elizabeth A., Waverly, Kan. (1904)
• Sears, R.J., Elmhurst, Ill. (1916-1917)
• Sears, Roebuck & Co., Chicago, Ill. (1912-1936)
• Seattle Star, Seattle, Wash. (1914-1942)
• Secord, G.L., Chicago, Ill. (1913)
• Secret Agent "X", New York, N.Y. (1934)
• Secret Service Stories, New York, N.Y. (1927-1928)
• Secretary of State, Madison, Wis. (1914-1916)
• Secrets, Cleveland, Ohio. (1923)
• Seed, William H., Chicago, Ill. (1939)
• Seeger, A.H., Jamaica Plain, Mass. (1913)
• Seely, Guy B., Orlando, Fla. (1936)
• Select Stories, New York, N.Y. (1941-1942)
• Selecta, Havana, Cuba. (1936)
• Self, Edwin B., Chicago, Ill. (1930)
• Sell, H.B., New York, N.Y. (1920)
• Selling-Finance Publishing Co., New York, N.Y. (1931)
• Sell's World Press, London, England. (1914)
• Selph, Colin M., St. Louis, Mo. (1914)
• Seltzer, Charles Alden, Cleveland, Ohio. (1916)
• Seltzer, Thomas, New York, N.Y. (1923)
• Selwyn & Blount, Ltd., London, England. (1923-1944)
• Selznich Pictures Corporation, West Fort Lee, N.J. (1917-1922)
• Semi-Monthly Magazine, New York, N.Y. (1913)
• Sempers, Charles T., Phildelphia, Pa. (1918)
• Seng Book, Chicago, Ill. (1927-1931)
• Sensor, R.J., Chicago, Ill. (1916)
• Sentinel, Toronto, Ont. (1927)
• Sentinel of the Blessed Sacrament, New York, N.Y. (1938)
• Serenade, New York, N.Y. (1934-1935)
• Service, New York, N.Y. (1932)
• Servicios Periodisticos Internacionales, Mexico City, Mexico. (1937)
• Servite, Chicago, Ill. (1938)
• Seven Arts Magazine, New York, N.Y. (1916)
• Seven Bookhunters, New York, N.Y. (1941)
• Sexton, Paul D., Chicago, Ill. (1914)
• Seymour, Ralph Fletcher, Chicago, Ill. (1919-1920)

Correspondence to or from:

• Smart, New York, N.Y. (1940-1941)
• Smart Set, New York, N.Y. (1924-1930)
• Smith, [?], Chicago, Ill. (1909)
• Smith, C., Dayton, Ohio. (1936)
• Smith, Edith L., Cambridge, Mass. (1918)
• Smith, Griffin, Boston, Mass. (1927)
• Smith, Harrison, New York, N.Y. (1935)
• Smith, Henry J., Chicago, Ill. (1919)
• Smith, James, Chicago, Ill. (1920-1921)
• Smith, Katherine Louise, Minneapolis, Minn. (1913)
• Smith, L.C. & Corona Typewriters, Inc., Chicago, Ill. (1917-1943)
• Smith, M.M., Meriden, Conn. (1942)
• Smith, Stephen M., Boise, Idaho. (1920)
• Smith & McCance, Boston, Mass. (1919)
• Smith and Smith Publishers, Milwaukee, Wis. (1935)
• Smith's Magazine, Milwaukee, Wis. (1935)
• Smithwick, Carolyn Frances, New York, N.Y. (1921)
• Smoker's Companion, New York, N.Y. (1927)
• Smokers Magazine, Chicago, Ill. (1933)
• Smyth, I.G., Omaha, Neb. (1926)
• Snappy Magazine, Cleveland Heights, Ohio. (1931)
• Sneath, T. Seymour Books, Rochester, N.Y. (1912)
• Sodality Magazine, St. Louis, Mo. (1926)
• Solax Company, Fort Lee, N.J. (1916)
• Solomon, David R., Birmingham, Ala. (1921)
• Solomon, Edward, Chicago, Ill. (1912-1913)
• Solomon, Victor, South Bend, Wash. (1940)
• Sons of the American Revolution, Chicago, Ill. (1913)
• Southam Press, Toronto, Ont. (1924)
• Southern Cultivator, Atlanta, Ga. (1931-1934)
• Southern Farmer, Montgomery, Ala. (1933-1939)
• Southern Farming, Atlanta, Ga. (1918)
• Southern Home Magazine, New Orleans, La. (1935)
• Southern Magazine, Nashville, Tenn. (1924)
• Southern Progress, Richmond, Va. (1928)
• Southern Ruralist, Atlanta, Ga. (1918-1928)
• Southern Woman's Magazine, Nashville, Tenn. (1918)
• Southland Farmer, Houston, Tex. (1918)
• South Pasadena Record, South Pasadena, Calif. (1917)
• South Shore Country Club Magazine, Chicago, Ill. (1937)
• Southside Union, Mesa, Ariz. (1919-1920)
• Southwest Courier, Oklahoma City, Okla. (1924-1930)
• Southwest Magazine Company, Fort Worth, Tex. (1920-1927)

Correspondence to or from:

• Table Topics, New York, N.Y. (1937)
• Tablet, Brooklyn, N.Y. (1923-1937)
• Tacoma Daily News, Tacoma, Wash. (1915)
• Tacoma Times, Tacoma, Wash. (1935)
• Taft, Oren P., Chicago, Ill. (1913)
• Talbot, Eugene S., Castine, Me. (1915)
• Tales of Magic and Myster, Philadelphia, Pa. (1928)
• Talty, George F., Chicago, Ill. (1916)
• Tampa Board of Trade, Tampa, Fla. (1925)
• Tanner, W. Charles, Los Angeles, Calif. (1912)
• Tap-Room Topics, Chicago, Ill. (1936)
• Tarkington, Booth, Indianapolis, Ind. (1929-1941)
• Tavern Printing Corp., Long Island, N.Y. (1937)
• Tax, Chicago, Ill. (1937-1938)
• Tax Commission, Springfield, Ill. (1920)
• Taylor, W.D., Whitewater, Wis. (1936)
• Taylor, Merlin Moore, Chicago, Ill. (1922)
• Taylor, W.A. & Co., New York, N.Y. (1927)
• Tea Art Studios, Hollywood, Calif. (1930)
• Telephone Company, Chicago, Ill. (1928-1937)
• Telling Tales, New York, N.Y. (1919)
• Temple, Mathew, London, England. (1915)
• Terhune, Albert Payson, Pompton Lakes, N.J. (1912-1932)
• Terre Haute Post, Terre Haute, Ind. (1914)
• Texas Company, Huston, Tex. (1920-1923)
• Texas Democrat, Austin, Tex. (1937)
• Texas Farmer, Ft. Worth, Tex. (1912)

Correspondence to or from:

• Today's Housewife, Cooperstown, N.Y. (1917-1920)
• Toledo Blad, Toledo, Ohio. (1936)
• Toledo Cooker Company, Toledo, Ohio (1914)
• Toledo News-Bee, Toledo, Ohio. (1912)
• Tolman, Albert W., Portland, Me. (1932)
• Tompkins, D.R., New York, N.Y. (1915)
• Tooke, Alfred I., Willits, Calif. (1934-1943)
• Tooker, G.L., New Haven, Conn. (1913-1916)
• Tootle, Harry King, New York, N.Y. (1913)
• Top Notch, New York, N.Y. (1917-1936)
• Topping, John D., Birmingham, Ala. (1925)
• Torch, New York, N.Y. (1935)
• Toronto Mail & Empire, Toronto, Ont. (1935)
• Toronto News, Toronto, Ont. (1916)
• Toronto Telegram, Toronto, Ont. (1935)
• Town, Rochester, N.Y. (1937)
• Town Life, Columbus, Ohio. (1923-1924)
• Townshend, George, Sewanee, Tenn. (1915)

Correspondence to or from:

• Tractor Farming, Chicago, Ill. (1935)
• Tracy, Ray Palmer, Manette, Wash. (1939)
• Train, Arthur, New York, N.Y. (1920-1940)
• Transcript, Holyoke, Mass. (1927)
• Transradio Press Service, San Francisco, Calif. (1935-1936)
• Traub, Paul, Henning, Minn. (1919)
• Traveler, Boston, Mass. (1905)
• Travelers' Protective Assocation, St. Louis, Mo. (1912-1940)
• Travis, George B., Washington, D.C. (1943)
• Treasury Dept. U.S. Customs Service, Chicago, Ill. (1939)
• Tregoe Economic Organization, Los Angeles, Calif. (1927-1928)
• Trend, Brooklyn, N.Y. (1937)
• Tribune-News Synicate, New York, N.Y. (1938)
• Triem, Paul Ellsworth, San Rafael, Calif. (1924)
• Tri-Weekly Constitution, Atlanta, Ga. (1914)
• Troja, L.F., Chicago, Ill. (1914-1915)
• Troy Laundry Machinery Co., Chicago, Ill. (1915-1916)
• Troy Record, Troy, N.Y. (1922)
• Troy Times, Troy, N.Y. (1922)
• True Confessions, Robbinsdale, Minn. (1923-1924)
• Tucker, Irwin St. John, Chicago, Ill. (1921)
• Tuckwood, William, Elkhorn, Wis. (1918)
• Tull, Jewell Bothwell, Flagstaff, Ariz. (1940)
• Tull, Roydene E., Rockford, Ill. (1925)
• Tulsa Tribune, Tulsa, Okla. (1921)
• Tulsa World, Tulsa, Okla. (1935-1936)
• Turf and Sport Digest, Baltimore, Md. (1933)
• Turlong, Thomas, St. Louis, Mo. (1913)
• Turner, Nancy Byrd, Boston, Mass. (1932)
• Turner, William H., Kokomo, Ind. (1916)
• Turner's Weekly, Pittsburgh, Pa. (1927)
• Tuttle, Charles E., Rutland, Vt. (1935-1941)
• Tutlwiler, Julia R., New York, N.Y. (1912-1917)
• Twaddle, Bruce H., Santa Cruz, Calif. (1927)
• Twenty-First Century Press, Inc. (1917)
• Twining, M.B., Washington, D.C. (1929)
• Two To Teens Magazine, Pittsburgh, Pa. (1937)
• Typo Mercantile Agency, New York, N.Y. (1910)
• Tyrrell, Frank P., Chicago, Ill. (1925-1926)
• Tyrrell, Henry, New York, N.Y. (1909)

Correspondence to or from:

• Wearers' Digest, New York, N.Y. (1937)
• Weather Bureau, Madison, Wis. (1918)
• Weaver, J.G., Salt Lake City, Utah. (1914)
• Weaver, John Van A., Chicago, Ill. (1918)
• Webb Publishing Co., St. Paul, Minn. (1928)
• Webber, Morton, Los Angeles, Calif. (1917)
• Weber, Matilda C., Dayton, Ohio. (1932)
• Webster, Henry Kitchell, Evanston, Ill. (1920-1921)
• Webster, T.K., Chicago, Ill. (1910)
• Wedel, Lois, Cleveland, Ohio. (1950)
• Weekly Welcome, Boston, Mass. (1933)
• Weeks, Charles A., Yonders, N.Y. (1919)
• Wees, Frances Shelly, Toronto, Ont. (1934-1947)
• Webelin, Oscar, New York, N.Y. (1913)
• Weil, Abe, New York, N.Y. (1915)
• Weil, Mathilde, New York, N.Y. (1919-1933)
• Weiser's Book Store, New York, N.Y. ([19--])
• Weiss, Sigmund, New York, N.Y. (1941)
• Welch, Galbraith, New York, N.Y. (1914-1916)
• Welch, Maud McCurdy, Hot Springs, Ark. (1946)
• Weld, John, Laguna Beach, Calif. (1951)
• Well Country Journal, Albuquerque, N.M. (1921)
• Wellman, Paul I., Kansas City, Mo. (1943)
• Wells, Daniel, Detroit, Mich. (1924)
• Wells, H.G., Dunmow, England. (1926)
• Wells Fargo Express Co., Chicago, Ill. (1909-1915)
• Wendland, Paul A., Chicago, Ill. (1913)
• Werner, Louie, Wood River, Ill. (1918)
• Wertsner, C.S. & Son, Philadelphia, Pa. (1930)
• Wesleyan Christian Advocate, Atlanta, Ga. (1931)
• Wessels & Bissell Company, New York, N.Y. (1910-1911)
• West, Garden City, N.Y. (1936)
• West, H.E., Chicago, Ill. (1929)
• West, Leo, St. Joseph, Mich. (1950)
• West, Mae, Hollywood, Calif. (1934)
• West, Magda Frances, Chicago, Ill. (1908)
• West Coast Lumberman, Seattle, Wash. (1927)
• West Suburban Magazine, Oak Park, Ill. (1925-1930)
• West Virginia Review, Charleston, W.Va. (1923)
• Western, Salt Lake City, Utah. (1929)
• Western Advertising and Western Business, San Francisco, Calif. (1928-1930)
• Western Book and Stationery Company, Chicago, Ill. (1919-1922)
• Western Canadian Motorist, Vancouver, B.C. (1927-1928)
• Western Clock Company, La Salle, Ill. (1924-1929)
• Western Farmer, Portland, Or. (1926)
• Western Farmer, Calgary, Alta. (1930)
• Western Magazine Co., Chicago, Ill. (1913)
• Western Motor, Denver, Colo. (1923)
• Western Newspaper Association, Spokane, Wash. (1922)
• Western Pain Review, Los Angeles, Calif. (1928)
• Western Publishers, Atascadero, Calif. (1926)
• Western Recorder, Louisville, Ky. (1931)
• Western Review, Chicago, Ill. (1914)
• Western Romances, New York, N.Y. (1934)
• Western Rural Home Monthly, Phoenix, Ariz. (1920)
• Western Story Magazine, New York, N.Y. (1926-1936)
• Western Supernovel, New York, N.Y. (1933)
• Western Trails, New York, N.Y. (1933)
• Western Ventilating & Engineering Co., Chicago, Ill. (1938)
• Western Way In News, Chicago, Ill. (1927)
• Western Woman, Seattle, Wash. (1927)
• Westerner, Salt Lake City, Utah. (1929)
• Westerner, Portland, Or. (1923-1932)
• Westlake, F. Eliot, Philadelphia, Pa. (1930)
• Westsider, New York, N.Y. (1933)
• Weston, George, Coral Gables, Fla. (1944)

File consists of correspondence to or from:

• Wodehouse, P.G., New York, N.Y. (1926)
• Wolcott, C.E., Syracuse, N.Y. (1914)
• Wolfe, Julia Whittier, New York, N.Y. (1947)
• Woman Athletic, Chicago, Ill. (1930)
• Woman's Farm Life, Spencer, Ind. (1928-1931)
• Woman's Home Companion, New York, N.Y. (1923-1935)
• Woman's Hour, Chicago, Ill. (1936)
• Woman's Viewpoint, Houston, Tex. (1924-1925)
• Woman's Voice, New York, N.Y. (1930)
• Woman's Weekly, Chicago, Ill. (1919-1922)
• Women's Wear Daily, New York, N.Y. (1928)
• Womrath, Arthur R., New York, N.Y. (1914)
• Wood, F.O., Kansas City, Mo. (1925)
• Wood, James R. Detective Agency, Boston, Mass. (1909)
• Wood, Otis P., New York, N.Y. (1916)
• Wood, W.D., Chicago, Ill. (1918-1919)
• Wood-Gate Publishing Company, Portland, Me. (1925)
• Woodhall, A.B., Sidney, B.C. (1949)
• Woodmen of the World Magazine, Omaha, Neb. (1937)
• Woods, J.H., Toronto, Ont. (1946)
• Woods, S. Harry, Springfield, Ill. (1913)
• Woodson, Mary Blake, Kansas City, Mo. (1927)
• Woodstock Typewriter Company, Chicago, Ill. (1918)
• Woodward, C.B., Boston, Mass. (1916)
• Woodworth, L.C., Chicago, Ill. (1912-1915)
• Woolworth, F.W. Co., New York, N.Y. (1929-1937)
• Worcester Telegram, Worcester, Mass. (1934)
• Worden, J.T., Toronto, Ont. (1941)
• Worden, Perry, Altedena, Calif. (1918)
• Words on Paper, Chicago, Ill. (1928)
• Wordsmith, Sinclair & Mengler, St. Louis, Mo. (1933)
• Working Press of the Nation, New York, N.Y. (1949)
• World, Cleveland, Ohio. (1905)
• World Adventurer, New York, N.Y. (1933)
• World's Greatest Stories, New York, N.Y. (1931)
• World's Work, Garden City, N.Y. (1929-1930)
• Wormser, Anne, New York, N.Y. (1942)
• Worthington, Jay W., Yonkers, N.Y. (1943-1949)
• Worts, George F., Las Vagas, Nev. (1939-1944)
• Worts, S.E., Long Island, N.Y. (1916)

Correspondence to or from:

• Wright, Dennis F., Chicago, Ill. (1940)
• Wright, Ernest, Tucson, Ariz. (1911)
• Wright, Gene, Great Falls, Mont. (1948)
• Wright, Henry W., Lake Forest, Ill. (1913)
• Wright, Mabel Osgood, Fairfield, Conn. (1933)
• Wright, O.A., Chicago, Ill. (1911)
• Wright, Paul, Chicago, Ill. (1921)
• Wright and Lawrence, Chicago, Ill. (1936)
• Wrigley, Wm. J. Company, Chicago, Ill. (1922)
• The Writer, Inc., Boston, Mass. (1930-1951)
• Writers Bulletin, Franklin, Ohio. (1928)
• Writer's Digest, Cincinnati, Ohio. (1930-1949)
• Writer's Guide, St. Louis, Mo. (1946)
• Writers' Journal, New York, N.Y. (1947-1949)
• Writers League Internationale, Paris, France. (1931)
• Writer's Monthly, Springfield, Mass. (1924)
• Writers' Workshop, Inc., New York, N.Y (1933)
• Wu Fang, New York, N.Y. (1935)
• Wyatt, Edith Franklin, Chicago, Ill. (1924)
• Wyatt, O.S., Minneapolis, Minn. (1949)
• Wylie, Philip, Madison, Conn. (1939)
• Wyn, A.A., New York, N.Y. (1936)
• Wynn, Ed., Great Neck, L.I. (1931)
• Wynn, J.V., Dadevilla, Ala. (1932-1934)
• Wynn, Ray, Camden, N.J. (1915)
• Wyoming Stockman-Farmer, Cheyenne, Wyo. (1921)

Correspondence to or from:

• Debeauclair, Vivian, Detroit, Mich. (1928)
• Decatur Herald, Decatur, Ill. (1913)
• Decker, M., Hindsdale, Ill. (1923)
• Decker, Peter, New York, N.Y. (1938)
• Deere and Company, Moline, Ill. (1927)
• Dehnicke, H.P., Chicago, Ill. (1914)
• Dejonghe Hotel and Restaurant Co., Chicago, Ill. (1918)
• Delmar, A.T. Inc., New York, N.Y. (1932)
• Delano, Laura F., New York, N.Y. (1949)
• Delco-Remy Corporation, Dayton, Ohio. (1928)
• Dell Publishing Co., New York, N.Y. (1924-1938)
• Dellinger, E.S., Springer, N.M. (1932)
• Delmar, Vina, Scarsdale, N.Y. (1937)
• Demille, Cecil B., Hollywood, Calif. (1915)
• Dennison, Brooke, Hinsdale, Ill. (1936)
• Dent, Louis L., Chicago, Ill. (1936)
• Dental News, St. Paul, Minn. (1930)
• Denver and Rio Grande Western Railroad System, Denver, Colo. (1924)
• Dept. of Labor, Washington, D.C. (1930-1931)
• Depew, Chauncey M., New York, N.Y. (1927)
• Depolo, Harold, New York, N.Y. (1923)
• Derby-McCarthy Company Inc., Oleon, N.Y. (1924)
• Derrydale Press, New York, N.Y. (1932)
• Designer and the Woman's Magazine, New York, N.Y. (1918-1925)
• Desylvester, Corrado, Chicago, Ill. (1933)
• Detective, New York, N.Y. (1933)
• Detective Book, New York, N.Y. (1930)
• Detective Digest, New York, N.Y. (1937)
• Detective Fiction Weekly, New York, N.Y. (1928-1938)
• Detective Publishing Company, Chicago, Ill. (1930)
• Detective Story Magazine, New York, N.Y. (1926-1931)
• Detective Tales, Chicago, Ill. (1922-1924)
• Detroit Aircraft Corporation, Detroit, Mich. (1930)
• Detroit News, Detroit, Mich. (1907-1938)
• Detroit Saturday Night, Detroit, Mich. (1920)
• Detroit Times, Detroit, Mich. (1933-1935)
• Detzer, Karl, Leland, Mich. (1938)
• Devil's Book, Los Angeles, Calif. (1924)
• Devito, John A. Co., Boston, Mass. (1927)
• Devot, G., Monte Carlo, France. (1918)
• Dewar Manufacturing Company, Brooklyn, N.Y. (1926)
• Dewit, [?], New York, N.Y. (1915)
• DeWolfe & Fiske Co., Boston, Mass. (1913)

Correspondence to or from:

• Eppes, Douglas, Toronto, Ont. (1930)
• Epworth Highroad, Nashville, Tenn. (1921-1937)
• Equitable Motion Picture Corporation, New York, N.Y. (1916)
• Equity News, Milwaukee, Wis. (1920-1927)
• Erie Motor Club, Erie, Pa. (1928)
• Erie Railroad Magazine, Cleveland, Ohio. (1927-1933)
• Erskine, Johne, New York, N.Y. (1935)
• Esmonde, Merceita, New York, N.Y. (1913)
• Esquire, Chicago, Ill. (1934-1937)
• Estep, Marion S., Los Angeles, Calif. (1919)
• Estes, Dana & Company, Boston, Mass. (1913)
• Estwing Manufacturing Company, Rockford, Ill. (1927)
• Evangelical Church, Harrisburg, Pa. (1932)
• Evangelical Messenger, Cleveland, Ohio. (1931-1937)
• Evans, E.B., Des Moines, Iowa. (1913)
• Evans, Lyndon, Washington, D.C. (1913)
• Evans, M. Louise, Warrenton, Va. (1916)
• Evans, Reed L., Salt Lake City, Utah. (1943)
• Evansville Courier, Evansville, Ind. (1935-1936)
• Evansville Journal-News, Evansville, Ind. (1912)
• Evart, Hal G., Los Angeles, Calif. (1936)
• Evening Mail, New York, N.Y. (1908)
• Evening News Company, Bridgeton, N.J. (1930-1931)
• Evening Standard, London, England. (1934)
• Evening Telegram, Portland, Or. (1918-1930)
• Every Child's Magazine, Omaha, Neb. (1920)
• Every Month, New York, N.Y. (1932-1933)
• Every Week and the Associated, New York, N.Y. (1916-1917)
• Every Woman, Wilkes-Barre, Pa. (1934)
• Everyday Life, Chicago, Ill. (1918-1930)
• Everygirl's Magazine, New York, N.Y. (1925)
• Exchangite, Toledo, Ohio. (1926)
• Excitement, New York, N.Y. (1931)
• The Executive, Buffalo, N.Y. (1927-1928)
• Executive's Magazine, St. Louis, Mo. (1927)
• Explosives Engineer, Wilmington, Del. (1924)
• Express Messenger, New York, N.Y. (1924)
• Extra Money, Chicago, Ill. (1926)
• Eyre & Spottiswoode Publishers Limited, London, England. (1934-1935)

Correspondence to or from:

• F.B.O. Studios, Los Angeles, Calif. (1926)
• F-K Studio Service, Hollywood, Calif. (1929)
• Fabian, Warren, St. Louis, Mo. (1913)
• Facts and Figures, Washington, D.C. (1928)
• Fafnir Bearing Company, New Britain, Conn. (1928)
• Fair, Chicago, Ill. (1918)
• Fairbank, Kellogg, Chicago, Ill. (1936)
• Family Circle, New York, N.Y. (1932-1935)
• Family Journal, New York, N.Y. (1933)
• Family Story Paper, New York, N.Y. (1921)
• Famous Clothiers, Chicago, Ill. (1920-1927)
• Famous Fantastic Mysteries, New York, N.Y. (1939)
• Famous Novel Magazine, Dunellen, N.J. (1927)
• Fan and Family Magazine, Chicago, Ill. (1935)
• Fan Fare, San Francisco, Calif. (1938-1940)
• Fantus, Ernest L. Company, Chicago, Ill. (1927-1939)
• Farjeon, Joseph Jefferson, Frinton, England. (1938)
• Farley, Mary Louise, New York, N.Y. (1916)
• Farm and Dairy, Salem, Ohio. (1931)
• Farm and Fireside, New York, N.Y. (1920)
• Farm and Garden, Chicago, Ill. (1923)
• Farm and Home, Vancouver, B.C. (1928)
• Farm Bureau Monthly, Salinas, Calif. (1923)
• Farm Digest Co., Winnipeg, Man. (1935)
• Farm Home of Illinios, Springfield, Ill. (1914)
• Farm Life, Chicago, Ill. (1917)
• Farm Magazine, Omaha, Neb. (1913)
• Farm News, Dallas, Tex. (1940)
• Farm Power, Madison, Wis. (1935)
• Farmer-Stockman, Oklahoma City, Okla. (1936)
• Farmer and Breeder, Sioux City, Iowa. (1921)
• Farmer and Stockman, Jacksonville, Fla. (1922)
• Farmers Cooperative National Magazine, Washington, D.C. (1925)
• Farmers Dispatch, St. Paul, Minn. (1933)
• Farmer's Guide, Kenosha, Wis. (1940)
• Farmers Home Journal, Louisville, Ky. (1920-1930)
• Farmer's National Magazine, Washington, D.C. (1923)
• Farmers' Review, Chicago, Ill. (1914-1918)
• Fashion Art League of America, Chicago, Ill. (1915)
• Faxon, F.W. Co., Boston, Mass. (1923-1934)
• Feature Fiction, Inc., New York, N.Y. (1932-1934)
• Feature Magazine, New York, N.Y. (1937)
• Features Ideal, Inc., Hollywood, Calif. (1915)
• Federal Communications Commission, Washington, D.C. (1939)
• Federal Outfitting Company, Los Angeles, Calif. (1940-1941)
• Federation News, Chicago, Ill. (1927-1930)
• Feinn, Theodore, Chicago, Ill. (1925)
• Feldman's Original Antique Emporium, New Orleans, La. (1912-1914)
• Fellowship Forum, Washington, D.C. (1923-1927)
• Fellowship Magazine, Chicago, Ill. (1931)
• Fenollosa, Mary McNeill, Mobile, Ala. (1932)
• Ferguson & Slater, Richland Center, Wis. (1915)
• Ferris, Helen, New York, N.Y. (1928)
• Fey Publications Company, Wisconsin Rapids, Wis. (1939)

Correspondence to or from:

• I Confess, New York, N.Y. (1926)
• Ideal Publishing Corp., New York, N.Y. (1943)
• Idlewild Turkey Ranch, Whittemore, Mich. (1936)
• Illinois Book Exchange, Chicago, Ill. (1909)
• Illinois Central System, Chicago, Ill. (1921-1936)
• Illinois Farmer and Farmer's Guide, Quincy, Ill. (1918)
• Illinois Guardsman, Chicago, Ill. (1937)
• Illinois Motorist, Chicago, Ill. (1930)
• Illinois State-Journal, Springfield, Ill. (1915)
• Illinois State Register, Springfield, Ill. (1917)
• Illustrated Campanion, New York, N.Y. (1918-1919)
• Illustrated Detective Magazine, New York, N.Y. (1931-1932)
• Illustrated Home Sewing Magazine, New York, N.Y. (1931)
• Illustrated Love Magazine, New York, N.Y. (1931-1933)
• Illustrated News, Los Angeles, Calif. (1933)
• Illustrated Daily News, New York, N.Y. (1919)
• Illustrated News Mirror, Toronto, Ont. (1923)
• Illustrated World, Chicago, Ill. (1922-1923)
• Imperial Press, Sugar Land, Tex. (1928)
• Independent, Kansas City, Mo. (1929)
• Independent, Lowry City, Mo. (1914)
• Independent Pressroom, Minneapolis, Minn. (1932)
• Independent Salesman, Cincinnati, Ohio. (1927)
• Independent Woman, New York, N.Y. (1931)
• Indiana Catholic & Record, Indianapolis, Ind. (1930)
• Indiana Farmer, Indianapolis, Ind. (1914)
• Indianapolis Times, Indianapolis, Ind. (1918)
• Industrial Banker, Chicago, Ill. (1923)
• Insdustrial Distributor & Salesman, Chicago, Ill. (1928)
• Industrial Dixie, Dallas, Tex. (1928)
• Industrial Executive, New York, N.Y. (1928)
• Industrial Pioneer, Chicago, Ill. (1923)
• Industrial Power, Chicago, Ill. (1927)
• Industrial Record, Chicago, Ill. (1930)
• Infantry Journal, Washington, D.C. (1931)
• Information, A Digest of Current Events, New York, N.Y. (1915)
• Inland Poultry Journal, Indianapolis, Ind. (1932)
• Inland Printer, Chicago, Ill. (1915-1930)
• Inland Topics, Chicago, Ill. (1934-1936)
• Institutional Jobber, New York, N.Y. (1929)
• Instructor, Rochester, N.Y. (1933)
• Insurance Bulletin, San Francisco, Calif. (1927)
• Insurance Field, Louisville, Ky. (1927-1928)
• Insurance Register, Philadelphia, Pa. (1927)
• Insurance Salesman, Indianapolis, Ind. (1927)
• Interlaken Mills, Providence, R.I. (1918)
• The International, New York, N.Y. (1912)
• International Correspondence Schools, Scranton, Pa. (1929-1931)
• International Feature Services, New York, N.Y. (1922)
• International News Service, New York, N.Y. (1913)
• International Nickel Co. of Canada, Copper Cliff, Ont. (1936)
• International Publishing Company, Chicago, Ill. (1934)
• International Railway Co., Buffalo, N.Y. (1927)
• International Railway Journal, Philadelphia, Pa. (1913)
• International Syndicate, Baltimore, Md. (1931-1933)
• International Trade Papers, Inc., New York, N.Y. (1928)
• Investment Banking, Chicago, Ill. (1931)
• Interurban Magazine, Chicago, Ill. (1916)
• Iowa City Daily Press, Iowa City, Iowa. (1915)
• Iowa Guardsman, Des Moines, Iowa. (1937)
• Iowa Homestead, Des Moines, Iowa. (1918-1929)
• Iron Age, Chicago, Ill. (1912)
• Irving-Cloud Publishing Co., Chicago, Ill. (1927)
• Islander Magazine, Staten Island, N.Y. (1928)

Correspondence to or from:

• Jackson, Fred, New York, N.Y. (1917-1918)
• Jackson, G.A., Boston, Mass. (1914)
• Jackson, Hall N., Cincinnati, Ohio. (1915)
• Jackson, Margaret Weymouth, Spencer, Ind. (1937-1941)
• Jackson Citizen Patriot, Jackson, Mich. (1919)
• Jacksonville Metropolis, Jacksonville, Fla. (1917)
• Jacksonville News, Jacksonville, Fla. (1913)
• Jacksonville Times-Union, Jacksonville, Fla. (1917-1918)
• Jacobsen Publishing Company Inc., New York, N.Y. (1931)
• Jahn & Ollier Engraving Co., Chicago, Ill. (1915)
• Jahnke, William A., Yongstown, [Ohio]. ([19--])
• Jameson, Helen F., Chicago, Ill. (1915)
• Jamkowski, T. Books, Detroit, Mich. (1946)
• Jansson Brothers Company, Chicago, Ill. (1918)
• Janvier, Meredith, Baltimore, Md. (1925)
• Jarvie, Robert R., Evanston, Ill. (1936)
• Jasper, Thomas, Chicago, Ill. (1914)
• Jeffersonian, Chicago, Ill. (1922)
• Jenkins, Charles Christopher, Toronto, Ont. (1924)
• Jenks, Tudor, Bronxville, N.Y. (1917)
• Jepson, Edgar, London, England. (1936)
• Jerger, F., Martins Ferry, Ohio. (1916)
• Jillson, Frank A., Providence, R.I. (1945-1946)
• Johnson, Brevet, Elkhorn, Wis. (1936)
• Johnson, Burges, Poughkeepsie, N.Y. (1921)
• Johnson, Dorothy, Chicago, Ill. (1946)
• Johnson, E.W., New York, N.Y. (1917)
• Johnson, Martyn, Los Angeles, Calif. (1920)
• Johnson, O.S., Salt Lake City, Utah. (1947)
• Johnson, Ryerson, Toronto, Ont. (1942)
• Johnson, W.E., Westerville, Ohio. (1913-1915)
• Johnson's Bookstore, Springfield, Mass. (1917-1918)
• Johnson's Fish Market, Long Island, N.Y. (1936)
• Johnston, Charles, Bergensfield, N.J. (1914)
• Jones, D.A., Lakewood, Ohio (1931)
• Jones, Edward Lee, Richmond, Va. (1948)
• Jones, Francis Arthur, New York, N.Y. (1923)
• Jones, Nard, Bellevue, Wash. (1941)
• Josephinum Weekly, Columbus, Ohio. (1930-1931)
• Josselyn, Talbert, New York, N.Y. (1944)
• Journal of American Commerce, Chicago, Ill. (1920-1921)
• Joyce, James, Zurich. (1919)
• Judd, Edward P. Company, New Haven, Conn. (1923)
• Judy, Will Publications, Chicago, Ill. (1944)
• Judy Publishing Company, Chicago, Ill. (1927)
• Juergens & Andersen Company, Chicago, Ill. (1916-1917)
• Junior Home Magazine, Chicago, Ill. (1923-1930)
• Junior Safety Patrol, Chicago, Ill. (1931)
• Junior Yanks, Chicago, Ill. (1919)
• Juvenile Journal, Minneapolis, Minn. (1912)

Correspondence to or from:

• Ladies Home Economics, Kansas City, Kan. (1929)
• Lafave, Arthur J., Cleveland, Ohio. (1937)
• Lafayette-South Side Bank & Trust Co., St. Louis, Mo. (1929)
• Laird & Lee, Chicago, Ill. (1914-1930)
• Lake Publishing Company, Baltimore, Md. (1910)
• Lamb, A Magazine of Fun and Finance, New York, N.Y. (1916)
• Lamb Publishing Company, New York, N.Y. (1916-1917)
• Lambert Publishing Company, Chicago, Ill. (1925)
• The Lamp, Peekskill, N.Y. (1926-1939)
• Landau, Jane, Chicago, Ill. (1929)
• Lane, Jeremy, New York, N.Y. (1922)
• Lane, R.E., Oak Park, Ill. (1930)
• La Patrie, Montreal, Que. (1933-1934)
• Lares and Penates, Philadelphia, Pa. (1924)
• Larrimore, Lida, Devon, Pa. (1932)
• La Salette, Altamont, N.Y. (1938)
• Lasalle Extension University, Chicago, Ill. (1927)
• Lathrop, G.A., Gunnison, Colo. (1937)
• Lauderdale Lakes Improvement Association, Chicago, Ill. (1919)
• Lauffer, Berthold, Chicago, Ill. (1933)
• Laughter, Philadelphia, Pa. (1926)
• Laurentian Publishers, Chicago, Ill. (1914)
• Lavenson, Jay, Philadelphia, Pa. (1930)
• Lea, Constance N., West Hill, Ont. (1934)
• Lea, Fannie Heaslip, New York, N.Y. (1930)
• Lean, George A., Elkhorn, Wis. (1936)
• Leather Progress, New York, N.Y. (1928)
• Leblanc, Esthele, St. Hyacinth, Que. (1934)
• Lee, Helen A., Cambridge, Wis. (1934-1935)
• Lee, Jennette, Northampton, Mass. (1936-1937)
• Lee, Reuel P., Minneapolis, Minn. (1933)
• Lefax Incorporated, Philadelphia, Pa. (1927)
• Le Gallienne, Richard, Menton, France. (1936)
• Lehner, Adolph P., Oconto Falls, Wis. (1929)
• Leicht, Dorothy, Winona, Minn. (1933-1935)
• Leichton, W.R., Fayetteville, Ark. (1916)
• Leighton Industries Inc., San Francisco, Calif. (1927-1928)
• Lenart, Elta, Chicago, Ill. (1928)
• Lenhart, Ralph L., York, Pa. (1930)
• Lenniger, August, New York, N.Y. (1934-1935)
• Lescarboura, Austin C., New York, N.Y. (1928)
• Leuin, M.L. & Company, Pittsburgh, Pa. (1934)
• Levant Literary Agency, Jerusalem. (1936)
• Levy, Robert, New York, N.Y. (1937)
• Leward, Elsie Singmaster, Gettysburg, Pa. (1931-1934)
• Lewis, E. St. Elmo, Detroit, Mich. (1931)
• Lewis, James Hamilton, Washington, D.C. (1933)
• Lewis, Margaret Cameron, New York, N.Y. (1920-1930)
• Lewis, Tracy H., New York, N.Y. (1926)
• Lewis, William Eugene, New York, N.Y. (1926)
• Lewis Publishing Company, St. Louis, Mo. (1909-1910)

Correspondence to or from:

• Libertarian, Greenville, N.C. (1925-1930)
• Library Clearninghouse, Chicago, Ill. (1913)
• Library Journal, New York, N.Y. (1935)
• Life and Health, Washington, D.C. (1932)
• Life Association News, New York, N.Y. (1927)
• Light and Life Sunday School Publications, Chicago, Ill. (1932)
• Lighting, Inc., Chicago, Ill. (1929)
• Lighton, William R., Fayetteville, Ark. (1916)
• Lilius, Aleko E., Manila, P.I. (1931)
• Lilly, Eli & Company, Indianapolis, Ind. (1936)
• Limelight, Palm Springs, Calif. (1935)
• Lincoln, Joseph C., Villa Nova, Pa. (1920-1936)
• Lincoln Motor Co., Detroit, Mich. (1927)
• Lincoln National Life Inc. Co., Fort Wayne, Ind. (1928)
• Lindlahrs Magazine, New York, N.Y. (1930)
• Lindquist, H.L., New York, N.Y. (1935)
• Lindsay, Vachel, Springfield, Ill. (1930)
• Lionel Magazine, New York, N.Y. (1930-1938)
• Lions Club Magazine, Chicago, Ill. (1924)
• Liotta, Josephine, New York, N.Y. (1938)
• Lippincott's Magazine, New York, N.Y. (1914)
• Literary Agency of London, London, England. (1911-1915)
• Literary Associates, Inc., Philadelphia, Pa. (1932)
• Literary Business of James Knapp Reeve, Franklin, Ohio. (1928)
• Literary Features International Syndicate, New York, N.Y. (1937)
• Literary Features, Ltd., London, England. (1937)
• Literary Florida, Tampa, Fla. (1939)
• Literary Year Books Press, Liverpool, England. (1927)
• Litsey, Edwin Carlile, Lebanon, Ky. (1926)
• Littel, Edmund M., Traverse City, Mich. (1937)
• Little Flower Circle, Grand Rapids, Mich. (1932)
• Little Flower Magazine, Oklahoma City, Okla. (1928)
• Little Review, Chicago, Ill. (1914)
• Little Story Magazine, Philadelphia, Pa. (1920)
• Live Girl Stories, New York, N.Y. (1929)
• Live Wire, Buffalo, N.Y. (1927-1928)
• Lively Stories, New York, N.Y. (1930)
• Lloyd, David, New York, N.Y. (1936-1937)
• Lloyd, Everett, San Antonio, Tex. (1928)

Correspondence to or from:

• MCA Management, Ltd., New York, N.Y. (1948-1949)
• M.I.T. Club of Birshire County, Pittsfield, Mass. (1947)
• Mabie, Louise Kennedy, Pasadena, Calif. (1938)
• MacArthur, C.L. & Son, Troy, N.Y. (1908)
• MacBeth, Madge, Ottawa, Ont. (1950)
• McBride, W.L., Chicago, Ill. (1938)
• McCall Corporation, New York, N.Y. (1922-1938)
• McCann, C.W., North Hollywood, Calif. (1930)
• McCann, H.K. Company, New York, N.Y. (1926)
• McCann-Erickson, Inc., New York, N.Y. (1939)
• McCarter, Margaret Hill, Topeka, Kan. (1932)
• McCarthy's Book Store, Minneapolis, Minn. (1919)
• McClatchy, V.S., Sacramento, Calif. (1910)
• McClelland & Stewart, Ltd., Toronto, Ont. (1919)
• McClure, Marjorie Barkley, Cleveland, Ohio. (1932)
• McClure, O.J. Advertising Agency, Chicago, Ill. (1923)
• McClure Publications, New York, N.Y. (1908-1916)
• McCord, Mather M., Rome, Ga. (1928)
• McCormick, Leander J., Chicago, Ill. (1913-1925)
• McCorquodale, W.E., Orange, Tex. (1926)
• McCoy & Company, Chicago, Ill. (1914-1915)
• McCuaig, C.B., Buffalo, N.Y. (1930)
• McCutcheon-Gerson Advertising, Chicago, Ill. (1921)
• McDonald, J.C., San Antonio, Tex. (1930)
• MacDougal, R.K., South Bend, Ind. (1926)
• McGillicuddy, O.E., Toronto, Ont. (1924)
• McGlathery, Pattie, Greenwood, Miss. (1936)
• McGraw, Frank E., Billings, Mont. (1916)
• McGraw-Hill Book Company Inc., New York, N.Y. (1929-1933)
• MacHarg, William, New York, N.Y. (1921-1923)
• McHenry Flour Mills, McHenry, Ill. (1920)
• Machinists Monthly Journal, Washington, D.C. (1923)
• McIlvaine, Ellen, New York, N.Y. (1934)
• McIntosh Battery & Optical Company, Chicago, Ill. (1914)
• McIntyre, John T., Philadelphia, Pa. (1926-1938)
• McIntyre, O.O., New York, N.Y. (1927)
• McJunkin Advertising Company, Chicago, Ill. (1932)
• Mack, Helen, New York, N.Y. (1949)
• Mack, Thomas D., Albuquerque, N.M. (1923)
• McKenny, W.E., Chicago, Ill. (1920)
• McKeogh, Elsie, New York, N.Y. (1939)
• McKinley Publishing Co., Kansas City, Mo. (1928-1929)
• MacLean, Charles Agnew, New York, N.Y. (1926)
• Mcleod & Allen, Toronto, Ont. (1910)
• MacManus, Seumus, New York, N.Y. (1909-1918)
• McMichael, Jean, Toronto, Ont. (1929)
• McNary, Herbert L., Dorchester, Mass. (1932)
• Macon Chamber of Commerce, Macon, Ga. (1937)
• Mac's Magazine Shop, Chicago, Ill. (1934)

Correspondence to or from:

• Mademoiselle, New York, N.Y. (1935-1941)
• Madison Buyer's Guide, Madison, Wis. (1934)
• Madison State Journal, Madison, Wis. (1912)
• Magazine, Chicago, Ill. (1935)
• Magazine Digest, New York, N.Y. (1942-1944)
• Magazine, Exchange, Chicago, Ill. (1944)
• Magazine Feature Service, Chicago, Ill. (1928-1941)
• Magazine Maker Publishing Co., New York, N.Y. (1912)
• Magazine of Business, New York, N.Y. (1929)
• Magazine of Wall Street, New York, N.Y. (1919)
• Magazine World, New York, N.Y. (1925-1947)
• Magee, John Company, Chicago, Ill. (1911-1912)
• Magnificant, Manchester, N.H. (1926-1939)
• Magniphone Company, Chicago, Ill. (1916)
• Maier, Howard, New York, N.Y. (1949)
• Maine Motorist, Portland, Me. (1930-1932)
• Maize, Lillian Taft, Pasadena, Calif. (1936)
• Management, Chicago, Ill. (1927-1928)
• Mandick, John, Chicago, Ill. (1949)
• Mandick, Richard, Chicago, Ill. (1947)
• Manhattan Merchant, New York, N.Y. (1930)
• Manley, Stuart, Cloquet, Minn. (1946)
• Mann, Helen Avis, Madison, Wis. (1945)
• Mannados Bookshop, New York, N.Y. (1948)
• Mansfield, Justin, Chicago, Ill. (1942)
• Manufacturers Club of Philadelphia, Philadelphia, Pa. (1927)
• Manufacturers News, Chicago, Ill. (1927-1928)
• Manufacturers Record, Daytona Beach, Fla. (1928)
• Manufacturing Industries, New York, N.Y. (1928)
• Manuscript Market Guide, Highland Falls, N.Y. (1928)
• Manuscript Mart, Chicago, Ill. (1928)

Correspondence to or from:

• Mason, Edith Huntington, Chicago, Ill. ([19--])
• Mason, Grace Sartwell, New York, N.Y. (1931-1932)
• Masonic Home Journal, Louisville, Ky. (1929)
• Masonic Magazine, Detroit, Mich. (1928)
• Masonic News, Detroit, Mich. (1930)
• Masonic Observer, Chicago, Ill. (1940)
• Masonic Outlook, New York, N.Y. (1926-1927)
• Massachusetts Guardsman, Boston, Mass. (1938)
• Masson, Thomas L., Glen Ridge, N.J. (1923-1926)
• Masterman, Mildred Stanley, Portland, Me. (1952)
• Mateo, F. Alex, Lima, Peru. (1951)
• Mathews, Betty, Chicago, Ill. (1950)
• Mathews Company, Detroit, Mich. (1936)
• Mathews-Northrup Works, Buffalo, N.Y. (1928)
• Matson, D.H., South Whitley, Ind. (1930)
• Matteson-Fogarty-Jordan Co., Chicago, Ill. (1930)
• Mattingly, Seth W., Dearborn, Mich. (1947)
• Mauerman, Ruth, Chicago, Ill. (1935)
• Maxwell, Eleanor G., Pittsburgh, Pa. (1953)
• Maxwell, Victor, New York, N.Y. (1926)
• Mayer, Howard G., Chicago, Ill. (1935)
• Mayer, Irma R., Denver, Colo. (1935)
• Mayer, Ruth R., New York, N.Y. (1933)
• Mayer Service, Los Angeles, Calif. (1937)
• Mayer Studio, Los Angeles, Calif. (1922)
• Mayfair, Toronto, Ont. (1940)
• Mayflower Company, London, England. (1924)
• Mayo, Eva B., [?]. (1901)
• Maytag Company, Newton, Iowa. (1928-1929)

Correspondence to or from:

• Messenger of the Precious Blood, Carthagena, Ohio. (1938)
• Messenger of the Sacred Heart, New York, N.Y. (1931-1941)
• Messenger of Our Lady of Sorrows, Chicago, Ill. (1924-1929)
• Messner, Julian, Inc., New York, N.Y. (1933-1939)
• Meteor Stamp and Publishing Co., Toronto, Ont. (1914)
• Methodist Book Concern, Cincinnati, Ohio. (1914-1937)
• Central Methodist Episcopal Church, Endicott, N.Y. (1935)
• Methodist Episcopal Church, Nashville, Tenn. (1928)
• Metropolis, Newark, N.J. (1934-1935)
• Metropolitan Home Journal, New York, N.Y. (1931-1932)
• Metropolitan Life Insurance Company, New York, N.Y. (1924-1926)
• Metropolitan Newspaper Service, New York, N.Y. (1921-1927)
• Metropolitan Publishers, Chicago, Ill. (1932)
• Metropolitan Review, New York, N.Y. (1926)
• Metropolitan Sound Studios, Hollywood, Calif. (1930)
• Meyer, E.M., Chicago, Ill. (1915)
• Mezquida, Anna Blake, San Francisco, Calif. (1936)

Correspondence to or from:

• Mind Magic Magazine, Philadelphia, Pa.(1931)
• Mineapolis Daily Times, Minneapolis, Minn.(1942)
• Minneapolis-Moline Power Implement Company, Minneapolis, Minn.(1931)
• Minneapolis Star Journal and Tribune, Minneapolis, Minn.(1939-1943)
• Minnesota Historical Society, St. Paul, Minn.(1948)
• Minor, Frank E., Chicago, Ill.(1919)
• Minton, Balch & Co., New York, N.Y.(1932-1936)
• Miraculous Medal, Germantown, Pa.(1930-1942)
• Miranda, Steve, San Francisco, Calif.(1928)
• The Mirror, New York, N.Y.(1933)
• The Mirror, Winnipeg, Man.(1940)
• Miss America, New York, N.Y.(1943)
• "Mrs", New York, N.Y.(1939)
• The Missionary, Washington, D.C.(1927-1938)
• Mississippi Motor News, Davenport, Iowa.(1927)
• Missouri Farmer, Columbia, Mo.(1938-1940)
• Missouri Homestead, Columbia, Mo.(1923)
• Missouri Motorist & Apropos, Columbia, Mo.(1939)
• Missouri Pacific Railway Company, St. Louis, Mo.(1923)
• Missouri Ruralist, St. Louis, Mo.(1921-1931)
• Mitchell, Charles, Roslindale, Mass.(1952)
• Mitchell, Henry Willis, New York, N.Y.(1926)
• Mitchell, Marion Strobel, Chicago, Ill.(1936-1943)
• Mitchell, Ruth Comfort, Los Gatos, Calif.(1931-1932)
• Mitchell Motors Company, Inc., Racine, Wis.(1918)
• Mittler, S., New York, N.Y.(1947)

Correspondence to or from:

• Morand, Cyril, Philadelphia, Pa. (1950)
• Morehouse, Hopkins, Winnipeg, Man. (1925)
• Morehouse Publishing Company, Milwaukee, Wis. (1932)
• Morey, Walt, Dallas, Tex. (1950)
• Morgan, Ernest, Yellow Springs, Ohio. (1938)
• Morgan, J.E., Chicago, Ill. (1914)
• Morgan, John J., Boston, Mass. (1917)
• Morlan, George K., Springfield, Mass. (1948)
• Moroney's Merger, Cincinnati, Ohio. (1915)
• Moroso, John, Cresskill, N.J. (1927-1931)
• Morrill, Edward & Son, Boston, Mass. (1948)
• Morris, Gouveneur, New York, N.Y. (1913)
• Morris, William Agency, New York, N.Y. (1936)
• Morris Book Shop, Chicago, Ill. (1914)
• Morrison, Noah Farnham, Elizabeth, N.J. (1917)
• Hotel Morrison, Chicago, Ill. (1936)
• Morrow, William & Co., New York, N.Y. (1930-1939)
• Morse, Grace, New York, N.Y. (1932-1940)
• Mosher, Jack H., Toronto, Ont. (1935)
• Mosher, Thomas B., Portland, Me. (1935)
• Mostman Book Shop, Newark, N.J. (1933)
• Moss, James Clayton, Belton, Tex. (1947)
• Motion Picture Producers and Distributors of America, New York, N.Y. (1935-1937)
• Motor, New York, N.Y. (1927)
• Motor Age, Chicago, Ill. (1927)
• Motor Boating, New York, N.Y. (1924-1939)
• Motor Chat, New York, N.Y. (1925)
• Motor Express, Boise, Idaho. (1924)
• Motor in Canada, Winnipeg, Man. (1927-1930)
• Motor Maintainence, Chicago, Ill. (1927)
• Motor Service, Chicago, Ill. (1927-1930)
• Motor Topics, Cincinnati, Ohio (1939)
• Motor Travel, New York, N.Y. (1927)
• Motor West, Los Angeles, Calif. (1927-1935)
• Motordom, Albany, N.Y. (1922-1932)
• Motorists Association of Illinois, Chicago, Ill. (1930)
• Motorman Conductor and Motor Coach Operator, Detroit, Mich. (1940)
• Motorowner, Kansas City, Mo. (1928)
• Motortrade, Kansas City, Mo. (1928)
• Motour, Cincinnati, Ohio (1927)
• Moulton, Roy K., New York, N.Y. (1923)
• Mounier, J.F., Newport Beach, Calif. (1935)
• Moving Picture Review Digest, New York, N.Y. (1936)
• Movie Home Journal, Boston, Mass. (1932)
• Movienews, Chicago, Ill. (1933)
• Movie Romances, Chicago, Ill. (1933)
• Mowery, William Byron, Sarasota, Fla. (1932-1938)
• Mowre, Carson W., New York, N.Y. (1935)
• Moyle, Seth, New York, N.Y. (1913-1916)