Loeb, John L., Jr. (John Langeloth), 1930-

This collection contains John L. Loeb's collection of manuscripts and charts on the genealogy of his extended family, in particular the families Loeb, Rosenheim, Lehman, and Lewisohn/Levy.

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.