File consists of one hand-written land transaction document regarding the sale of land by Jacob and Margaretha Hailer to Louis Breithaupt and Jacob Wagner, witnessed by Jacob and Mary Burgley[sic], and signed by all parties. This document is not written on an official form.

File consists of business and personal papers of Louis Breithaupt including business correspondence, statements, rail road freight receipts, an ephemera. Includes documents relating to the tannery in Berlin, correspondence from Charles A. Ahrens, correspondence with Jacob J. Vogt, Niagara Falls (who is a relative and who has invested in the Berlin tannery), Hoffman & Weaver, J.F. Schoellkopf. Also in the file are letters in German from Jacob Hailer, A. Klein, F.A. Goetze, W. Brill. A letter from W. Mentz addresses L.B. as "Esteemed Brother" and comments on the dissolution of co-partnership with J. Vogt.

Also of note are business cards: "L. Breithaupt, manufacturer and dealer in leather, findings, hides, wool, oil, &c., Berlin, C.W.", a doctor's bill for 19 visits in June 1859 to visit child, and one one letter written on one side to L. Breithaupt from Jacob Burgley [i.e. Burckle], Utica, August 15, 1859, and on the other side to "Dear Sister", from M.A. Burgley.

File consists of three letters in German. Includes one letter from Jacob and Margaret Wagner in Grove [?], [New York], dated January 18, 1858, and a joint letter dated Berlin, August 29, 1858 with page 1 signed by Margaret Wagner and the overleaf signed by Jacob Hailer. This was probably written after the death of Jacob Wagner in Berlin that spring. A third letter, dated 1858, is written in an unknown hand.

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 one letter [?] in German signed by Jacob Hailer.

File consists of two letters in German, one from Margaret Wagner and the other from Jacob and Margaret Hailer.

File consists of three copies of the Tuesday, March 7, 1882 of the Daily News containing an obituary of Jacob Hailer on page 2.

Correspondence from Jacob Hailer to Margaret Hailer Breithaupt. The letter discusses a funeral and wonders at Louis Henry's absence.