The Cassirer-Tietz Family Collection concentrates on the genealogy of the Cassirer and related families. It also holds some biographical information on family members along with papers of a few individual members. The collection includes both research and personal correspondence, family trees and related research notes, documentation on the family foundation, articles and newspaper clippings, and photographs and negatives.The following families are mentioned in this collection:Ahmeen family; Appelbaum family; Bach family; Baer family; Bano family; Baron family; Bellin family; Berman family; Bieber family; Blumenthal family; Bondy family; Buber family; Buschke family; Chotzen family; Cohen family; Corkey family; Cruys family; Dimond family; ...