File consists of one unbound account book labelled "Hide Book" containing records from 1856 to 1857 of "hides received from Canada to be charged to North Evans Tannery." Includes notes payable, relating to business mostly conducted in Canada by L. Breithaupt, to be paid by account of J.F. Schoellkopf, Buffalo, N.Y. Also contains two letters in German dated November 30 and December 2, 1861 from M. Strauss, Buffalo, N.Y.

File consists of documents relating to the construction and furnishing of the house built by Louis Breithaupt at 711 Carrol St., Buffalo, N.Y., in 1852. Includes invoices and accounts.

File consists of business and personal papers of Louis Breithaupt including statements of accounts (including shoes and gaiters for Wagners, Hailers and Breithaupts), freight receipts, business correspondence, etc. Includes 22 letters from Charles A. Ahrens, Berlin concerning business and conditions in the tannery there. Letters in German include those from Margaret Wagner, Buffalo, W. Goetze, New York, A. and L. Klein, Rochester, Jacob Hailer, Ludwig Breithaupt, Th. Wagner, and others. Also in the file are documents relating to the Evangelical Association Church property, William and Emslie Sts. in Buffalo, circulars of F.A. Goetze, tobacconist, letters from Jacob Vogt, Nigara Falls and a letter from J.F. Schoellkopf, Buffalo.

File consists of business and personal papers of Louis Breithaupt. Includes business correspondence, a contract with William Brower, May 1862, to tear down a warehouse and build a stable, correspondence with Jacob J. Vogt, and correspondence with the Singer Sewing Machine Co. Letters in German include those from M. and John Straus, some written on letterhead: "Breithaupt & Straus, manufacturers and dealers in sheep-skins and wool, Carroll St. . . . Buffalo, N.Y.",End of file: one letter in German from Catharine Breithaupt, dated Aug. 8, 1861 [marked C.B.]. A. and L. Klein, Wm. Schroeder, Samuel Moyer, Martin Anthes, F.A. Goetze and others.

Also of note are four letters in German from Catharina Breithaupt [marked C.B. Sr. = Catharina, mother of Louis Breithaupt?]; one letter in German to Catharina Breithaupt, sent from Germany, four letter in German from Catharine in Buffalo to Louis in Berlin.

File consists of business and personal papers of Louis Breithaupt. Includes statements of accounts, freight receipts, business correspondence, notes payable, etc. Includes one letter in German from J. Wagner, 3 letters in German from F.A. Goetze (one including a bill for cigars), and an agreement between J.F. Schoellkopf, Buffalo and McKay & Horner, Brantford, dated September 22, 1856.

File consists of business and personal papers of Louis Breithaupt. Includes statements of accounts, raiload advice notices and freight receipts (one dated 1862 at Berlin Station), business correspondence, etc. Includes letters in German from F.A. Goetze, N.Y., recipe for lubricating compound, receipts for city, county, and school taxes, 1858-1859 (one receipt shows three properties in Buffalo), letter to Thomas Bowness in Woodstock, Ont. from J.F. Schoellkopf, November 15, 1861, letter to Louis Breithaupt from J.F. Schellkoepf, July 23, 1861, letter from Charles A. Ahrens, June 19, 1861, letters written jointly to L.B. from Jacob J. Vogt (in English) and Jacob Hailer (in German), Niagara, June 7, 1859 regarding business matters (salutation reads "Dear Brother, Father and Mother Hiler came to our plase...), receipt for household goods purchased for Jacob Wagner, April 30, 1859. Also contains an unbound day book in German with entries from December 19, 1859 to August 15, 1861.

File consists of business and personal papers of Louis Breithaupt. Includes statements of accounts, business correspondence, telegrams, railroad advice notes and freight receipts, notes receivable, tax notices, etc. Also in the file are documents relating to work done on the church and minister's house corner of William and Emslie Sts., letter from J. Long, Cleveland regarding 18 boxes of Universal Salve, written on the verso of printed instructions for the salve, correspondence between J.F. Schoellkopf and L. Breithaupt, letters in German from Rev. Jacob Wagner, August Klein, Jacob Hailer, Reinhold Lang, F.A Goetze (including cigar bill), statement from Hoffman and Weaver for land in Berlin. Also included is one letter in German from Louis Breithaupt, Berlin, November 6, 1857 to Catharine Breithaupt in Buffalo [last item].

File consists of business and personal papers of Louis Breithaupt including business correspondence, letters in German to and from Louis Breithaupt and M. Strauss, railroad freight receipts, etc. Also in the file are letters in German from Wm. Goetze and others, and two letters in German from Catherine Raquet, Buffalo; two letters in German by C. Raquet with letters enclosed by Catharina Breithaupt; seven letters in German from Catharina Breithaupt, Buffalo; one letter to Louis and Catharine Breithaupt from Jacob and Mary Burckle in Berlin, who are caring for the children while their parents are away.

A diary containing daily entries written by Betty Forbes in 1947. Several entries describe family events, parties, dances, trips to Buffalo, Sudbury and British Columbia, and Betty’s work at Claremont Nursery School. The diary includes letters, telegrams, invitations, programs, press clippings, pressed flowers, a napkin, and a photograph of an unknown individual.