Correspondence to or from:

• Queen City Book Company, Cincinnati, Ohio. (1914)
• Queen City Motorist, Cincinnati, Ohio. (1927)
• Queen of the West, Chicago, Ill. (1905)
• Quick, Herbert, Berkeley Springs, W.Va. (1916-1922)
• Quill, Toronto, Ont. (1923)
• Quinby, T.E., Port Austin, Mich. (1913)
• Quinn, James J., Ruxton, Md. (1912)
• Quirk, Emma E., Madison, Wis. (1918)
• Quirk, James R., Los Angeles, Calif. (1916)
• Quirk, Leslie W., New York, N.Y. (1909-1913)

Correspondence to or from:

• Racine Journal-News, Racine, Wis. (1917)
• Radio News of Canada, Toronto, Ont. (1922)
• Radio Weekly Post, Philadelphia, Pa. (1925-1926)
• Ragsdale, Edith, Centralia, Ill. (1917)
• Railroad Employees Magazine, Newark, N.J. (1918)
• Railway Carmen's Journal, Kansas City, Mo. (1918)
• Railway Clerk, Cincinnati, Ohio. (1921)
• Raine, Norman Reilly, New York, N.Y. (1938)
• Ramsaye, Terry, New York, N.Y. (1918-1926)
• Rare Book Shop, Washington, D.C. (1913)
• Rath, V.P., Antigo, Wis. (1916)
• Raver, Henry R., New York, N.Y. (1916)
• Rawson, Geoffrey, New York, N.Y. (1941-1944)
• Ray, Charles, Chicago, Ill. (1924)
• Read, Harlan Eugene, St. Louis, Mo. (1918)
• Read, Opie, Chicago, Ill. (1906-1921)
• Reader's News, Hollywood, Calif. (1935)
• Reading Telegraph and News-Times, Reading, Pa. (1915)
• Real Detective Tales, Chicago, Ill. (1925)
• Redfield, C.L., Chicago, Ill. (1921)
• Reed, Charles B., Chicago, Ill. (1913)
• Reed, Chauncey M., Washington, D.C. (1944)
• Reed, E.L., Chicago, Ill. (1926)
• Reed, Ida L., Philippi, Va. (1916)
• Reedy's Mirror, St. Louis, Mo. (1918)
• Reel Publishing Company, Chicago, Ill. (1917)
• Reese, Lowell O., Kauai, Hawaii. (1920-1927)
• Reeve, Arthur B., New York, N.Y. (1914)
• Registrar of Motor Vehicles, Boston, Mass. (1936)
• Regnery, W.H., Hinsdale, Ill. (1936)
• Reid, Hal, Oakland, Calif. (1946)
• Reifsneider, G.F., New York, N.Y. (1914)
• Remington Typewriter Company, Chicago, Ill. (1915-1918)
• Reno, Francis, Denver, Colo. (1908-1912)
• Renouf, Edwin C., Saint Joseph, Mich. (1918)
• Republican National Committee, Chicago, Ill. (1916)
• Resines, Javier, Philadelphia, Pa. (1923)
• Retail Bookseller, New York, N.Y. (1943)
• Retailers' Clearing House, Chicago, Ill. (1919)
• Reuwee, George C., Chicago, Ill. (1917)
• Revell, Alexander H., Chicago, Ill. (1913)
• Revell, Fleming H. Company, New York, N.Y. (1912-1913)
• Revercomb, H.C., Kansas City, Kan. (1942)
• Rewrite Magazine, Cambridge, Mass. (1943)

Correspondence to or from:

• Rhea, Ira B., Harbert, Mich. (1916)
• Rhoades, S.N., Philadelphia, Pa. (1917-1919)
• Rice, Chester H., New York, N.Y. (1913)
• Rice, Frank Henry, New York, N.Y. (1921-1922)
• Rice, Grantland, New York, N.Y. (1945)
• Rice, T.J., Chicago, Ill. (1916-1918)
• Rice, Virginia, New York, N.Y. (1941-1944)
• Rice, Wallace, Santa Barbara, Calif. (1912-1920)
• Rich, Louise Dickinson, Philadelphia, Pa. (1943)
• Rich, Vernon W., Boston, Mass. (1945)
• Richards, P., Berlin, Germany. (1921)
• Richland Farm Products Company, Richland Centre, Wis. (1914)
• Richmond Times-Dispatch, Richmond, Va. (1918)
• Richmond Virginian, Richmond, Va. (1915-1917)
• Ricketts, C.L., Chicago, Ill. (1920)
• Ridge Farm Creamery, Ridge Farm, Ill. (1916)
• Ridgway Company, New York, N.Y. (1916)
• Ridley Candy Maker, New York, N.Y. (1913)
• Riess, Curt, New York, N.Y. (1943)
• Rigby, George H., Philadelphia, Pa. (1914)
• Riggs, Arthur Stanley, Thorndale, Pa. (1916)
• Riley & Britton, Chicago, Ill. (1913)
• Ringer, Max, Chicago, Ill. (1916)
• Ringlet Hill Poultry Farm, Cayuga, Ill. (1916)
• Ringley, Fred J. Company, Chicago, Ill. (1917-1919)
• Ringo, Paul, Stevensville, Mich. (1915-1917)
• Ringrose, Hyacinthe, New York, N.Y. (1941)
• Ringsmuth, L.J., Clear Rapids, Iowa. (1916)
• Rivers, B. Lucille, Chicago, Ill. (1916-1917)

Correspondence to or from:

• Robbins, L.H., Wolfeboro, N.H. (1920)
• Robbins, Reginald L., Boston, Mass. (1913-1914)
• Roberts, Charles G.D., Toronto, Ont. (1908-1935)
• Roberts, Harry, Petersfield, England. (1919)
• Roberts, Theodore Goodrich, Fredericton, N.B. (1924)
• Roberts, W. Adolphe, Brooklyn, N.Y. (1941-1944)
• Roberts, William D., Chicago, Ill. (1940)
• Roberts Company, Milwaukee, Wis. (1922-1936)
• Robertson, Alexander, Chicago, Ill. (1917)
• Robertson, Frank C., Springville, Utah. (1935-1936)
• Robinson, Capt., Chicago, Ill. (1914)
• Robinson, Charles H., Chicago, Ill. (1913)
• Robinson, E.R., Troy, N.Y. (1914-1917)
• Robinson, May Griffee, Lyons, Kansas. (1941)
• Robnett, George W., Chicago, Ill. (1916)
• Roche, Arthur Sommers, Castine, Me. (1916-1917)
• Rochester Democrat & Chronicle, Rochester, N.Y. (1918)
• Rochester Union & Advertiser, Rochester, N.Y. (1918)
• Rock Island Daily Union, Rock Island, Ill. (1919)
• Rockwell, Robert C., Pittsfield, Mass. (1913)
• Roe, Vingie E., Napa, Calif. (1921)
• Rogers, Joel, Washington, D.C. (1931)
• Rohlfs, Anna K.G., Buffalo, N.Y. (1917)
• Rolfes, G.A., Chicago, Ill. (1913)
• Rollins & Burdick Co., Chicago, Ill. (1913-1914)
• Romeike Press Clippings, New York, N.Y. (1935)
• Roosevelt, Theodore, Chicago, Ill. (1926)
• Root, A.I. Company, Medina, Ohio. (1914)
• Ropeco Magazine, New York, N.Y. (1915-1918)
• Rose, William Ganson, Cleveland, Ohio. (1913)
• Rosebault, Charles J., New York, N.Y. (1918)
• Rosengren, Frank, Evanston, Ill. (1935)
• Rosmanith, Olga, New York, N.Y. (1944)
• Rossell, Louis, Chicago, Ill. (1918)
• Rosicrurian Fellowship, Oceanside, Calif. (1923)
• Rothschild & Co., Chicago, Ill. (1915)
• Roycroft Health Home, East Aurora, N.Y. (1915)
• Rubin, Samuel, Baltimore, Md. (1913)
• Rud, Anthony, New York, N.Y. (1923-1924)
• Rudeen, Herbert N., La Grange, Ill. (1940-1945)
• Ruhling, Fred, Chicago, Ill. (1919)
• Rumsey, Leroy, Los Angeles, Calif. (1940)
• Runbeck, Margaret Lee, Denver, Colo. (1944)
• Rural Canada, Toronto, Ont. (1920)
• Rural Life, Rochester, N.Y. (1918)
• Rural New Yorker, New York, N.Y. (1918-1923)
• Rush, Olive, New York, N.Y. (1916)
• Russell, C.E., Garden City, N.Y. (1937)
• Russell, John, Summit, N.J. (1944)
• Russell, Robert, Cincinnati, Ohio. (1917)
• Rutledge, L.M., Ravinia, Ill. (1924)
• Rutledge, Nancy, Evanston, Ill. (1944)
• Ruysdael, Basil, Chicago, Ill. (1919)
• Ryan, C.A., Brookline, Mass. (1916)

Correspondence to or from:

• Sabin, Edwin L., La Jolla, Calif. (1921-1936)
• Sadimin Company, Upper Darby, Pa. (1941-1942)
• Safety Vault Co., Chicago, Ill. (1915)
• St. Anthony Messenger, Cincinnati, Ohio. (1933-1934)
• St. Francis Home Journal, Pittsburgh, Pa. (1938)
• St. Johns, Adela Rogers, Hollywood, Calif. (1938)
• St. Joseph Magazine, St. Benedict, Oregon. (1935-1941)
• St. Joseph News-Press, St. Joseph, Mo. (1914)
• St. Louis Republic, St. Louis, Mo. (1918)
• St. Louis Star-Times, St. Louis, Mo. (1933-1943)
• St. Louis Times, St. Louis, Mo. (1907)
• Saint Nicholas, New York, N.Y. (1930-1940)
• St. Paul Daily News, St. Paul, Minn. (1913-1935)
• Sales Management, New York, N.Y. (1929-1939)
• Salesology, Chicago, Ill. (1928)
• Salisbury, E.A., Detroit, Mich. (1912)
• Sallin, Axelia, Upsala, Sweden. (1924-1925)
• Salsburg, Lewis S., Chicago, Ill. (1935-1941)
• Salt Lake City Herald-Republican, Salt Lake City, Utah. (1907-1918)
• Salt Lake Telegram, Salt Lake City, Utah. (1917-1936)
• Salt Lake Tribune, Salt Lake City, Utah. (1932-1935)
• Sammons, B.C., Chicago, Ill. (1912-1913)
• Sammons, Marguerite, Chicago, Ill. (1941)
• Samuelson, [?], De Moines, Iowa. (1913)

Correspondence to or from:

• Stock & Dairy Farmer, Duluth, Minn. (1926-1932)
• Stockholms-Tidningen, Stockholm, Sweden. (1937)
• Stockyards Siftings, St. Paul, Minn. (1927)
• Stone & Cox, Toronto, Ont. (1920-1927)
• Store News, St. Louis, Mo. (1926)
• Store Operation, Cleveland, Ohio. (1928)
• Stores Publishing Company, Inc., New York, N.Y. (1937)
• Story, New York, N.Y. (1936-1940)
• Story World, Hollywood, Calif. (1923)
• Strack, Joseph, Jackson Heights, N.Y. (1938-1939)
• Strahan, Kay Cleaver, Portland, Or. (1920)
• Straight Street Publishing Company, Oklahoma City, Okla. (1942)
• Straley, George H., North Camp Hood, Tex. (1943)
• Strand Magazine, New York, N.Y. (1915-1919)
• Strang, Maybel Sherman, San Francisco, Calif. (1919)
• Strange, John Stephen, Toronto, Ont. (1938)
• Strapler, H.L.G., New York, N.Y. (1919)
• Stratford Company, Boston, Mass. (1925)
• Straub, A.W. Company, Philadelphia, Pa. (1920)
• Strawberry-Hill Press, New York, N.Y. (1936)
• Stribling, T.S., Clifton, Tenn. (1936)
• Stringer, Arthur, Mountain Lakes, N.J. (1941-1942)
• Strohm, Olivia Barton, Chicago, Ill. (1905-1909)
• Studebaker Corp. of America, South Bend, Ind. (1924-1937)
• Stuyvesant Apartments, New York, N.Y. (1919)

Correspondence to or from:

• Suburban Philadelphia, Philadelphia, Pa. (1930)
• Suburban Publishing Co., Philadelphia, Pa. (1930)
• Success, New York, N.Y. (1923)
• Sun, San Diego, Calif. (1912)
• Sun Oil Company, Philadelphia, Pa. (1937)
• Sunbeam Motion Picture Corporation, New York, N.Y. (1916)
• Sunday Companion, New York, N.Y. (1941)
• Sunday Magazine, Los Angeles, Calif. (1940)
• Sunday School Publications, Cincinnati, Ohio. (1920)
• Sunday School Publications, Toronto, Ont. (1924-1931)
• Sundell, Abner J., New York, N.Y. (1941)
• Sunny Book, Richmond, Va. (1933)
• Sunset Magazine, San Francisco, Calif. (1923-1936)
• Sunshine, Honolulu, Hawaii. (1930)
• Sunshine, St. Augustine, Fla. (1924)
• Sunshine News, Kansas City, Mo. (1928-1929)
• Sunsweet Prunes and Apricots, San Jose, Calif. (1928)
• Sun-Up, Portland, Me. (1930-1931)
• Super Publications, Toronto, Ont. (1941-1942)
• Superintendent of Documents, Washington, D.C. (1913-1917)
• Superior Magazines, Toronto, Ont. (1941-1942)
• Superior Telegram, Superior, Wis. (1906)
• Supreme Forest, Woodmen Circle, Omaha, Neb. (1922)
• Sutherlin Land & Water Company, Roseburg, Or. (1909)
• Sutherland, [?], Chicago, Ill. (1908)
• Svenska Journalen, Rockford, Ill. (1912)

Correspondence to or from:

• Swallow, Elizabeth, Palm Springs, Calif. (1937)
• Swank, New York, N.Y. (1941)
• Swann, James T., Tampa, Fla. (1918)
• Swanson, Edith, Chicago, Ill. (1916)
• Swart, Harry Albert, Culver City, Calif. (1924)
• Swedish Chamber of Commerce of the U.S.A., New York, N.Y. (1933)
• Sweet, Frank H., Waynesboro, Va. (1909)
• Sweetheart Stories, New York, N.Y. (1938)
• Swift & Co., Chicago, Ill. (1931)
• Sydenham, William, London, England. (1950)
• Sydney Daily Telegraph, Sydney, Australia. (1937)
• Sydney Morning Herald, Sydney, Australia. (1937)
• Symington's Olde Booke Shoppe, Harrogate, England. (1926-1941)
• Synchronizer, Schnectady, N.Y. (1928)
• Synon, Mary, Wilmette, Ill. (1920)
• Syracuse Herald, Syracuse, N.Y. (1916-1939)
• Syracuse Post-Standard, Syracuse, N.Y. (1921-1932)
• System, New York, N.Y. (1913-1929)
• System On The Farm, Chicago, Ill. (1916)

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:

• Shade Publishing Co., Phildelphia, Pa. (1931)
• Sharan's New York, N.Y. (1940)
• Shaw, A.W. Company, Chicago, Ill. (1913-1926)
• Shaw, George Bernard, London, England. (1907-1909)
• Sheaffer, W.A. Pen Co., Fort Madison, Iowa. (1929-1930)
• Shell Progress, San Francisco, Calif. (1936)
• Sheridan, Harold J., Cincinnati, Ohio. (1920)
• Sheridan House, New York, N.Y. (1938)
• Sherwin Williams Company, Cleveland, Ohio. (1937)
• Shield, Chicago, Ill. (1932)
• Shipley, Maynard, San Francisco, Calif. (1921)
• Shippey, Lee, Los Angeles, Calif. (1937)
• Shoch, Hiram, Pittsburgh, Pa. (1908)
• Shoppe Talke, Portland, Me. (1925)
• Shoppers Publications, Inc., Detroit, Mich. (1927)
• Short Publishing Co., Asbury Park, N.J. (1932)
• Short Shorts, New York, N.Y. (1932)
• Short Stories Magazine, Garden City, N.Y. (1909-1934)
• Shortstory Publishing Company, Salem, Mass. (1914)
• Showalter, L.K., Logan, Ohio. (1942)
• Shrine Magazine, New York, N.Y. (1925-1927)
• Shuttleworth, John, New York, N.Y. (1927)
• The Sign, Union City, N.J. (1928)
• Sign of the Sundial, London, England. (1914)
• Signal Film Corporation, Los Angeles, Calif. (1916-1917)
• Signs of the Times, Cincinnati, Ohio. (1928)
• Silent Partner, New York, N.Y. (1928)
• Silvers, Earl Reed, New York, N.Y. (1942)
• Simda Co., New York, N.Y. (1935-1936)
• Simmons, John Co., New York, N.Y. (1908-1912)
• Simmon's Publishing Co., Springfield, Ohio. (1914)
• Simms, J.V., Charlotte, N.C. (1916)
• Simon, Victor F., Chicago, Ill. (1915-1916)
• Simons, Sarah, Chicago, Ill. (1917)
• Simpkins, Marshall, Hamilton, Kent & Co., London, England. (1917)
• Simplicity Patterns, Niles, Mich. (1938)
• Sims, Marian, Charlotte, N.C. (1939)
• Sinclair Refining Company, Chicago, Ill. (1919)
• Sindicato Graphico Argentino, Buenos Aires, Argentina. (1937-1938)
• Singmaster, Elsie, Gettysburg, Pa. (1941)
• Sioux City Journal, Sioux City, Iowa. (1917-1918)
• Skandinaviska Pressforlaget, Stockholm, Sweden. (1937)
• Skeffington & Son, London, England. (1906)
• Skerry, Frederick, New York, N.Y. (1943)
• Sketchbook Magazine, New York, N.Y. (1941)
• Skinner, Hubert N., Chicago, Ill. (1914)
• Sleeping Car Conductor, Kansas City, Mo. (1930)
• Sligh, Janet G., New Alexandria, Pa. (1944)
• Sloat, William A., Newburgh, N.Y. (1919)

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:

• Spangler Forx and Stiles, Oak Park, Ill. (1932)
• Spare Moments, Allentown, Pa. (1912-1918)
• Sparkes, Boyden, New York, N.Y. (1940)
• Sparks, Minneapolis, Minn. (1927)
• Spears, Raymond S., Inglewood, Calif. (1934-1941)
• Special Detective Magazine, Stamford, Conn. (1937)
• Specatator Company, Philadelphia, Pa. (1934)
• Speedway Manufacturing Co., Cicero, Ill. (1936)
• Spencer Trask & Co., Chicago, Ill. (1927-1928)
• Spencerian Business College, Milwaukee, Wis. (1929)
• Splinters, Winchester, Mass. (1933)
• Spokane Valley Herald, Spokane, Wash. (1922)
• Sporting News, St. Louis, Mo. (1921)
• Sports Afield, Minneapolis, Minn. (1913-1932)
• Sports Illustrated, New York, N.Y. (1936)
• Sports Story Magazine, New York, N.Y. (1936)
• Sprecher, James G., Los Angeles, Calif. (1927)
• Sprigg, Pedrich & Company, London, England. (1907)
• Springfield News, Springfield, Mass. (1934)
• Sproat, W.E. & Company, Chicago, Ill. (1934-1936)
• Sproul, Earl E., Chicago, Ill. (1940)
• Squier, Emma Lindsay, New York, N.Y. (1919-1942)

Correspondence to or from:

• Stafford, Mrs. Ray, Moose Pass, Alaska. (1936)
• Stag, New York, N.Y. (1927-1937)
• Staley Sales Corp., Decature, Ill. (1930)
• Stalker, Clara Inglis, Chicago, Ill. (1923)
• Stammer, P., New York, N.Y. (1919)
• Stamps Magazine, Detroit, Mich. (1931)
• Standard Brands, Inc., New York, N.Y. (1928-1937)
• Standard Book Company, New York, N.Y. (1924)
• Standard Class Publications, Chicago, Ill. (1934)
• Standard Magazines Inc., New York, N.Y. (1933-1940)
• Standard Oil Co. of New York, New York, N.Y. (1926)
• Standard Publishing Co., Cincinnati, Ohio. (1918-1919)
• Standard Record, Chicago, Ill. (1926)
• Stanfield, Ralph, Gary, Ind. (1938)
• Starch, Daniel, New York, N.Y. (1930)
• Stanius, Karl, Hinsdale, Ill. (1938-1942)
• Stanley, Eugenia R., Western Springs, Ill. (1937)
• Stannard, Arthur, London, England. (1908)
• Star Company, New York, N.Y. (1918)
• Starr, Frederick, Columbus, Ohio. (1909-1919)
• Starrett, Vincent, Chicago, Ill. (1923-1949)
• State Department, Washington, D.C. (1942)
• State Farmer, Fletcher, N.C. (1935)
• State Fish and Game Commissioners, Boston, Mass. (1917)
• State of Wisconsin, Attorney General, Madison, Wis. (1936)
• Statler Salesmanship, New York, N.Y. (1925)

Correspondence to or from:

• Stead, Robert J., Chicago, Ill. (1923)
• Stearns, Osborne Putnam, Los Angeles, Calif. (1935)
• Steele, Wilbur Daniel, Hamburg, Conn. (1938)
• Stein, A. Monte, New York, N.Y. (1942)
• Stein, Harve, Mystic, Conn. (1940)
• Steoll, Anna M., New York, N.Y. (1932)
• Stephens, Charles A., Boston, Mass. (1922)
• Stephens, Charles Asbury, Norway Lake, Me. (1926)
• Stern, Renee B., Chicago, Ill. (1938)
• Stern & Reubens, New York, N.Y. (1935)
• Stet Publishing Company, Chicago, Ill. (1939)
• Stevens, Frank E., Sycamore, Ill. (1920)
• Stevens, James, Seattle, Wash. (1935-1941)
• Stevens-Davis Co., Chicago, Ill. (1936)
• Stevenson, Burton E., Chillicothe, Ohio. (1905-1935)
• Stevenson, Edward, New York, N.Y. (1941)
• Stevenson, L.L., Emporia, Kan. (1910)
• Stewart, Charles D., Hartford, Wis. (1936)
• Stewart, Gordon, Toronto, Ont. (1937)
• Stewart-Warner Corporation, Chicago, Ill. (1939)
• Stilwell, Hart, Topeka, Kan. (1941)
• Stirring Adventures, New York, N.Y. (1941)
• Stirring Detective and Western Stories, New York, N.Y. (1940)