Series consists of business records, correspondence and ephemera related to the life and activities of Louis Breithaupt and his family, first in Buffalo, N.Y. and then in Berlin (later Kitchener), Ontario from 1848-1881. The majority relate to the operation of his tanning business, and include account books, agreements, correspondence with family, friends, employees and business contacts, freight receipts, invoices, legal and tax documents. Included are records relating to Louis Breithaupt's tannery businesses in Buffalo and Berlin including documentation of his partnership and work with Jacob F. Schoellkopf. It also documents the sale of land by Jacob Hailer to Louis Breithaupt and Jacob Wagner and the subsequent legal documents necessary after Jacob Wagner's death. Includes financial records, agreements and records relating to property.

Also in the series are business and personal papers of Louis Breithaupt including business and personal correspondence, statements of accounts, freight receipts, notes payable, ephemera, etc. The correspondence is in both English and German and it is evident that Louis was comfortable using either language. Correspondents include relatives and friends, like his mother Catharina, and friends and business contacts like Charles A. Ahrens in Berlin, Ontario, and from from Jacob Hailer.

Accrual consists of an address book and correspondence received by Louisa Breithaupt.

Clippings, correspondence and one photograph related to the history of the company including staffing changes and the use of heavy machinery.

Series consists of items of correspondence between John Herbert and others that have been published.

Series consists of correspondence to and from Jenny Pincock, Fred and Minnie Maines, and others.

Series consists of correspondence, ephemera and photographs related to Wesley J. Graham's personal and professional life.

File consists of correspondence received by Virgil Burnett from friends and family. Includes ephemeral items found in the correspondence such as clippings, articles, poems, etc. Note that correspondence has been left in original order. Correspondents include:

• [?], Al;
• [?], Bill;
• [?], Chad;
• [?], Chris;
• [?], Ford;
• [?], Josephine;
• [?], Kim;
• [?], Marcella;
• [?], Martin;
• [?], Melina;
• [?], Peggy;
• [d’Almeida?], George;
• [Lindsay], Marion;
• [Switzer], Dave;
• AIDS Committee of London;
• Boegehold, Alan;
• Cruz, Rienzi;
• Culhane, John and Hind;
• Devrient, Michel;
• Ducornet, Guy;
• Ducornet, Rikki;
• Edmunds, Helen;
• Erb, Deb;
• Erenberg, Ellen;
• Gallery Stratford;
• Gentilli, Jeremy;
• Goldman, Barbara;
• Hanewich, K.Y.;
• Harbringer Gallery;
• Haverford College;
• Heller, Grace;
• Hine, Daryl;
• Horner, Judith and Hammond;
• Liidemann, Ryan;
• Littlewood, Jill;
• Magowan, Robin;
• Manchester, Barbara;
• Mavor, Susan;
• McGann, Jerome;
• McInnery Burnett, Maud;
• Morey, Arthur;
• Morgan, Robert;
• Morgan, Thomas;
• Mulhallen, Karen;
• National Gallery of Canada Foundation;
• Nordley Beglo, Jo;
• Otter, Sandra;
• Pippin Burnett, Anne;
• Plaskett, Joseph;
• Rago, Juliet;
• Roth, Martha;
• Salvation Army;
• Shute, Laurence;
• Stefanescu, Isabella;
• Tahon, Jean-Luc;
• United Way;
• Urquhart, Jane;
• Wilbur, Richard;
• Yamashige, Lloyd.

Series is comprised of correspondence to and from Elizabeth Smith Shortt. Correspondence is organized by surname of correspondent. Correspondents without known surnames are at beginning of series.

Series consists of incoming correspondence relating to the operation of the Berlin Water Commission for the years 1899, and 1901-1905. Correspondence is addressed to the water commissioners in general, or to individual commissioners (mainly chairman J.C. Breithaupt) or the superintendent (W. Mahlon Davis and his successor Henry Hymmen).

Series is comprised of correspondence between Paul S. Burtness and Warren U. Ober and others, primarily military figures associated with the U.S. Forces during World War II, and in specific those who had knowledge of the event surrounding the attack on Pearl Harbor. The letters were received during the course of research by Burtness and Ober into the events of the attack on Pearl Harbor, which ultimately culminated in their book "The Puzzle of Pearl Harbor." Includes ms. and ts. letters from generals, admirals and lieutenants as well as a Pearl Harbor historian and the secretary to John F. Kenndy. Details about the correspondence are listed at the file level.

Correspondents include:

• Brereton, Lewis H.;
• Hart, Thomas C.;
• Ingersoll, Royal E.;
• Kimmel, Husband E.;
• Lincoln, Evelyn;
• MacArthur, Douglas;
• Miles, Sherman;
• Stark, Harold R.;
• Wohlstetter, Roberta.

Series consists of 174 pieces of correspondence to and from writers other than John D. Detwiler.

Correspondence to and from members of the Schantz family, friends and relatives.

Accrual consists of correspondence, postcards, ephemera and photographs. The bulk of this accrual consists of 187 postcards received by Fred as a child, from his parents and grandmother Catharine, some written in German.

Series consists of eighty-eight pieces of correspondence received by A.L. Breithaupt from his mother Catherine Hailer Breithaupt. Some letters are written jointly by Catharine, who writes only in German, and by Albert's sister Melvina, who writes in English.

Series consists of material relating to A.L. Breithaupt's personal activities and finances. Includes a quantity of insurance premiums purchased by A.L Breithaupt and documentation of loans taken against value of the premiums. Includes correspondence, examinations, ephemera, receipts, policies and certificates.

Series is comprised of approximately 232 items of correspondence between Kay Rex and others. Also includes accompanying materials. Correspondents include:

• [?], Betty;
• [?], Bev;
• [?], Etta;
• [?], Fay;
• [?], Flo,
• [?], Dorothea;
• [?], Frances;
• [?], Jesse;
• [?], Jo;
• [?], John and Ellea;
• [?], Margaret;
• [?], Maud;
• [?], May and Bill;
• [?], Nick;
• [?], Terry;
• [R?], Mary;
• Akiwenzie, Chief Ralph;
• Arnott, Edythe and Al;
• Barbens, Joan;
• Bertrand, Luc;
• Birtch, Gilberte;
• Bordeleau, Christine J.
• Bourassa, Robert
• Boyd, Malcolm, Nora, Barbara, and Hugh
• Burcher, Dorothy
• Cameron, Christina
• Cameron, Don
• Canadian Council
• Casgrain, Therese
• Clark, Doris
• Clark, W.E.
• Cot, Dorothea
• Dennis, Laddie
• Department of Labour
• Dimbert, Eleanor
• Doak, Buckingham, Pressley and Perlmutter
• Doyle, Richard J.
• Edwards [?]
• Edwards, Bess
• Evans-Ehricht, Barbara
• Evans-Ehricht, Mark & Barb
• Evans-Ehricht, Mark and Barb
• Filmon, Gary
• Foote, Judy M.
• Fraser, John
• Freedman, Sonya
• Gatenby, Greg
• Hamilton, Pat
• Hamm[?], Rene
• Harcourt, Mike
• Hartwell, G.O.
• Hauschildt, Elda
• Hodgson, Dorothy
• Hollobon, Joan
• Hurtig, Mel
• Kemp, Barbara
• Kiyoshik, Ramona
• Kiyushk, Ramona
• Krackovic, Elvira
• Lenaham, Kim
• Lobregt, Patricia D.
• Ludwig, Doris
• MaKeigon, Pearl
• Mason, Madge B.
• McCullum, Terry
• McKenna, Frank
• Megarry, A.R.
• Montgomery, Malcolm
• Padmore, Margaret
• Parker, H.L.
• Pearson, Shirley
• Purcell, Gillis
• Rae, Bob
• Renwick, Cathy
• Rex, Beverly
• Rex, Kenneth
• Rex, Sylvia
• Romanow, Roy
• Rumble, Verne
• Sawyer, Glad
• Scarse, Carole
• Sky, Ruth C.
• Smith, Sybil
• Stewart, William
• Tanzola Sorbara McClellan and Handler
• Taylor, Gaie
• Taylor-Turpim, Pam
• Taylor-Turpin, Pam
• Tomlinson, Lynne
• Valcourt, Bernard
• Van Fleet, Janis K.
• Verbugge & Co.
• Warren, Isobel
• Webster, Art
• Wellesley Hospital
• Whalen, Barbara
• Wright, C.F.

Material related to various courses taught by Donald Cowan at the University of Waterloo. Includes student grades, questionnaires, exams, notes, handouts, correspondence, overhead transparencies, teaching slides, and other items.

Series is comprised of correspondence between Elizabeth Smith Shortt and her family members. Correspondence is organized by surname of correspondent.

Series documents John Walter’s correspondence with William Daum Euler and the Kitchener Daily Record. The correspondence focus on Walter’s request for a public debate with Euler over capitalism and the economy. Other correspondence and newspaper clippings cover the Record’s refusal to publish, in their newspaper, the letters Walter sent about challenging Euler. There are also clippings of Euler's speech which Walter references in his letters.

Series consists of approximately 5,900 items of correspondence between 165 correspondents. Includes correspondence to and from Bertram R. Davis, correspondence to and from unknown correspondents, and correspondence between others. Also includes two files of correspondence on a specific topic. One file is on portraits of Southey and the other is on the Portugues author Jose Maria de Eca de Queiroz.
Correspondents include:

• All American Cables
• Baldwyn, L.
• Bathietwell, William
• Beddoe, Dorothy
• Bell, Whitefield Jr.
• Bennett, Rhoda
• Bentley, G.E. Jr.
• Bernard Quariten Ltd.
• Blunden, Edmund
• Boots Cash Chemists
• Boult, Nellie A.
• Boyce, R.R.
• Brace, Keith
• Bremer, Heather
• Bremner, Robert
• British Council, The
• British Museum, The
• Bronson, Bertrand
• Browning, Daphne DuMaurier
• Buchan, Alexander M.
• Cabral, Adolfo De Oliveira
• Cabral, Maria de Gloria Ramos de Oliveira
• Calme, John
• Carnall, Geoffrey
• Cartwright, Revd. Canon R.F.
• Cascas, Artur Simoes
• Charles Lamb Society Bulletin
• Cheyne, A.D. Gordon
• Christ’s Hosptial
• Coburn, Kathleen
• Collis, Ivan
• Crook, Arthur
• Crowsley, Ernest G.
• Curry, Kenneth
• Darbshire, Helen
• Davis, Annabel
• Davis, Doris
• Davis, Watson
• de Eca de Queiroz, Antonio
• de Eca de Quieroz de Castro, Maria
• De Sousa-Lead, J.
• do Ceu Costa, Maria
• Early, Benjamin W.
• Early, Margaret Sue
• Edward, P. Welson
• Espstein, Jason
• Faliscue-Brickdale, Matthew
• Filler, Louis
• Fisher, Dorothy
• Fitzgerald, Maurice
• Flack, Ellis
• Flack, G. Ellis
• Fox, Levi
• Gandy, Norman
• Gardner, WH.
• Garlick, Kenneth
• Gayford, J.C.
• Gibbs, Donald T.
• Goodland, Alice
• Green-Armytage, R.N.
• Griggs, Earl Leslie
• Haller, William
• Harris, Roy
• Haugh, W.S.
• Havens, Raymond D.
• Heaton, P.
• Highman, Norman
• His Excellency the Portuguese Ambassador
• Hoover, Ben
• Hope, Warren T.
• Hough, Henry B.
• Howe, H.W.
• Hynes, Mary
• Kaderley, Nat Lewis
• Kaderly, Nat Lewis
• Kaufman, Paul
• Keens, R. Lyall
• Kew, S.F.
• Kopaitic, Boris (Commander)
• Kuhn, A.J.
• Kurahashi, J.
• Lamoine, Georges
• Laverick, D.M.
• Lee, Chi-Pui
• Lindsay, Philip C.
• Looker, Samuel J.
• Lowes, John Livingston
• Mabbott, Thomas Ollive
• Manogue, Ralph Anthony
• Mansfield, John
• Mason, A.S.
• Massey-Stewart, John
• McElderry, Bruce Robert
• Merritt, Theodore E.
• Metford, J.C.J.
• Meyerstein, E.H.W.
• Middendorf, John H.
• Middleton, Arthur Pierce
• Miller, C.A.
• Mooman, Mary
• Moore, R.W.
• Morgan, P.F.
• Morley, E.J.
• Morris, Christopher
• Munday, Katherine
• Mure, G.R.G.
• New House Museum
• Nowell, Charles
• Nunes de Silva, Henrique
• Ober, Warrun U.
• Ormond, R.L.
• Osborne, Edgar
• Peck, Walter Edwin
• Penney, Clara L.
• Pinney, Hester
• Pinto, Abranches
• Pleasance, Antony C.
• Polhemus, George W.
• Prabhakar, T.
• Pugsley, N.S.E.
• Purchase, J.L.
• Raepe, Elizabeth
• Ramos, Charles
• Rawnsley, E.F.
• Rawnsley, H.D.
• Reeves, Florence S.
• Rich, Norman
• Rodgers, Betsy
• Ross, Archibald
• Ross, James
• Russell, P.E.
• Shaffer, Elinor
• Shaver, Chester L.
• Simmons, Jack
• Smith, Elsie
• Smith, H.G.
• Sproule, Hugh
• Sypher, Gale
• Sypher, Lucy
• Sypher, Wylie
• Taylor, Donald
• Taylor, L. Acland
• Taylor, Rachel
• Thompson, J.E.
• Thone, Frank
• Times Literary Supplement, The
• Times, The
• Times, The
• Turnbull, J.M.
• University of Toronto Quarterly
• Usher, H.W.F.
• Wakefield, [?]
• Waller, Robert
• Wallis, F.S.
• Wasserman, Earl R.
• Watson, Rowland
• Wells, Charles
• West, S. George
• Whalley, George
• Whiting, F.
• Wilkinson, Norman B.
• Williams, M.G.
• Williams, Rev. H. Fulford
• Wilson, R.A.
• Woof, Robert

Series consists of records related to Catharine Hailer Breithaupt including 91 pieces of correspondence received by Catharine Hailer Breithaupt between 1852-1863 and 1880-1910 and two diaries. The diary documents the first part of Catharine's first trip to Germany in 1888. The early correspondence provides further documentation of the establishment of Louis Breithaupt's tanning business in Berlin, Ontario; the later correspondence is primarily from her children, including her nephew Louis Henry Wagner.

Series consists of correspondence between Virgil Burnett and others.

Series consists of Young Women's Christian Association of Kitchener-Waterloo financial records. Includes accounting records, budget information, fundraising campaigns and events records, donations and bequest records, legal documentation such as indentures, leases, agreements, plans and correspondence, and audits, taxes, business plans and mortgages.

Series consists of items of correspondence between Claire Wallace and others.

Series consists of ca. 1128 items of correspondence between Bernard Suits and others, including professional colleagues, publishers and friends in the forms of letter, greeting cards, postcards, offprint requests and memos. Correspondents are listed at the file level.

Series consists of documents and ephemera related to members of the Bowlby, Davison and Hoffman family members. Included are clippings, correspondence, marriage certificates and report cards.

282 pieces of correspondence and related ephemeral items, to and from members of the Schantz family and friends, including Moyer, Nash, Kolb and Russell relatives.

361 pieces of correspondence and related ephemeral items, written to Dorothy Etta Russell (nee White) from friends and family.

Accrual consists of a family seal, biographical material about family members and business (clippings and obituaries), records relating to business between and among family members.

Series consists of correspondence received by A.L. Breithaupt from his wife Louisa Anthes Breithaupt (146 pieces). Includes "love letters" received before their marriage July 2, 1901.

Series consists of correspondence between John Herbert and others regarding his plays and the production of the film "Fortune and men's eyes". The correspondence date from 1967 to 2000. There are also two coloured photographs with two of the letters.

Series consists of ca. 1479 items of personal and professional correspondence between Stan Johannesen and others, including family, friends, academic colleagues, and publishers in the forms of letters, greeting cards, postcards, invitations and memos.

Twenty-two letters received by E.M. Catley. Correspondents include Nellie McClung (2 letters), Laura Goodman Salverson, Sir Charles G.D. Roberts. Most are in response to correspondence from Catley about her writing, with personal updates included throughout.

Series consists of correspondence to and from Dana Porter regarding a variety of topics in his personal and professional life. Includes approximately three hundred and thirty-six items. Correspondents are listed at the file level. Note that where applicable items of correspondence have been left in their original file and subsequently correspondence can also be found in :

• Series 2. Dana Porter and Dorothy Parker Family ;
• Series 4. Ephemera ;
• Series 5. Political and Legal Career ;
• Series 6. Scrapbooks and Clippings ;
• Series 7. Shakespeare ;
• Series 8. Speeches and Addresses ;
• Series 9. Visual Materials.

Series documents the management of Homer Watson’s paintings by Ross Hamilton and the Waterloo Trust and Savings Company. Consisting of correspondence between 1942 and 1949, many of the letters are addressed to Hamilton, from various galleries and museums, regarding the possible purchase or exhibition of Watson’s paintings. Other correspondence to note is a letter from the Waterloo Trust and Savings Company to Prime Minister Leslie M. Frost on displaying Watson’s work in Canada’s parliamentary buildings. There is also a letter dating to July 14, 1917 that was written by Watson’s adopted daughter, Mary Margaret.

Correspondence
1. to Alma from Mary Margaret Watson, Doon July 14, 1917

Correspondence re: Homer Watson
2. to Ross Hamilton from Estates Manager Oct. 13, 1942
3. to Ross Hamilton, Waterloo Trust from O.W. Scott Feb. 28, 1944
4. to Ross Hamilton from Lillian MacIntyre, St. Catharines Dec. 30, 1947
5. to Ross Hamilton from D. I. McLeod, Toronto Jan. 23, 1948
6. to Ross Hamilton from Max Stern, Dominion Gallery, Montreal Feb. 23, 1948
7. to Ross Hamilton from Paul Rainville, Provincial Museum, Quebec April 1, 1948
8. to Ross Hamilton from Robert Tyler Davis, Art Association Montreal April 30, 1948
9. to Ross Hamilton from Blake- More Godwin, Toledo Museum of Art Oct. 2, 1948
10. to P.V. Wilson, Waterloo Trust from D. A. Wanklyn, Montreal Feb. 3, 1948
11. to Hon. Leslie M. Frost from P.V. Wilson Nov. 24, 1949
12. to P.V. Wilson from E. J. Young, Waterloo Trust, Toronto Nov. 30, 1949
13. note re Homer Watson's paintings

Records documenting Donald Cowan's activities at the University of Waterloo as a faculty member and administrator in the Department of Computer Science, including his tenure as Chairman of the Department of Applied Analysis and Computer Science. These files also document Donald Cowan's involvement in groups such as the National Research Council of Canada Grant Selection Committee, Centre for Information Technology for the Environment (CITE) as well as the Institute for Computer Studies and the University of Waterloo’s alliance partnership. Includes correspondence, reports, articles, computer printouts, conference materials, notes, grant proposals, and other items.

Series consists of approximately 2600 pieces of correspondence to and from Dr. J.D. Detwiler. Correspondents include many names prominent in science, conservation and public life, including William A. Albrecht, Ian McT. Cowan, L.A. DeWolfe, J.R. Dymond, Archibald Gowanlock Huntsman , W.W. Judd, Fred Landon, Robert F. Legget, Harrison F. Lewis, Georges Maheux, K.W. Neatby, Ernest C. Oberholtzer, Edward G. Pleva, Dana Porter, D.S. Rawson, A.H. Richardson, R. Omar Rilett, William Rowan, Jacques Rousseau (1905-1970), E.S. Russenholt, T.M. Sonneborn, Robert J.C. Stead, Hugh Templin, Ross B. Willis.