New York University

The Loeb Family Papers, 1893-1998 documents one of America’s most famous financial and political power couples of the 20th century—John Langeloth Loeb and Frances "Peter" Lehman Loeb, as well as their children, including Ambassador John Langeloth Loeb, Jr. The family history begins in 19th century America with the Loebs and Moses families (including Carl Loeb and Adeline Moses Loeb), and the Lehmans and Lewisohns (Arthur Lehman, financier and brother of New York State Governor Herbert Lehman, and Adele, daughter of businessman Adolph). The collection focuses on the lives of John and Frances, including the brokerage firm Loeb, Rhoades, and Co., as well as business, personal, family, and political correspondence, art collection documentation, philanthropic and financial records, and a host of family photographs and ephemera.

The Name File record group is a collection of documents representing various individuals, corporations, and non-profit groups who were affiliated with Hadassah. These files were originally arranged alphabetically by the organization's central filing department as a ready reference source on leaders, doctors, speakers, donors, and religious figures associated with Hadassah's many projects. This collection includes correspondence, clippings, newsletters, and other ephemeral documents.

The Otto Ehrlich Collection documents the life and professional activities of Otto Ehrlich, economist, lecturer, advertisement artist, and teacher. The collection includes brochures, booklets, clippings, correspondence, financial and immigration documents, minutes, notes, photographs, photo collages, examples of his advertisement work, printed materials and writings. Documents comprising the collection reflect various aspects of Otto Ehrlich’s personal and professional life, teaching, research and writings in the fields of economics, and to a lesser extent his involvement with the field of advertisement and music.