The collection contains correspondence, legal papers, and miscellaneous documents largely pertaining to Joseph R. Anderegg, Sr., Floretta Seibt and Ferdinand Seibt. There is a small amount of correspondence, some in German. The majority of documents pertain to the Anderegg property in Algoma, 1855-1882, 1919. Also included are various financial papers, Seibt's personal documents, and some newspaper clippings about the Anderegg family and Ahnapee. The bulk of the records date prior to 1886; later items include war ration stamps (1949), a 1919 property contract, and newsclippings.
