Colombia

Contains 27 letters, of which 16 are in German, written by Alexander Mayer from Panama, San Francisco, Sonora, Mexico, and Columbia, to his uncle Lazarus Mayer, and Edwin Bomeisler (1850-52). The collection deals largely with Mayer's efforts to establish a small clothing business in San Francisco. The letters were edited by Albert M. Friedenberg and printed in the Publications of the American Jewish Historical Society, vol. 31, pp. 135-71.

This collection describes the private and professional lives of Elisabeth Gay and her husband, the businessman Joseph Gay, who came to the United States from Austria in 1939. Topics present in the documents found here include Austria of the 1930s, America during World War II, the economies of several South American countries, and restitution for the Gays' Austrian property. Documents include extensive correspondence, publications, notes and manuscripts, reports, scrapbooks, and photocopies.

The papers consist of correspondence and reports of Cecelia Razovsky (married name: Davidson), noted social worker specializing in immigration and resettlement of refugees. The collection includes information about her work with the National Council of Jewish Women in the 1920s, and with the National Refugee Service (and predecessor organizations) in the 1930s. Information is included about her work as a Resettlement Supervisor in the post-World War II Displaced Persons camps in Europe, and as a field worker in the southwestern U.S. for the United Service for New Americans in 1950. The collection contains reports and correspondence from her trips to South America, primarily Brazil, to explore possibilities of refugee settlement in 1937 and 1946; as a representative for United HIAS Service to aid in settling Egyptian and Hungarian refugees in 1957-1958; and as a pleasure trip and evaluation of the changes in the Jewish community of the country in 1963. Also included in the collection are many of Razovsky's articles, plays, and pamphlets.

The collection consists of a copy of Ricardo's circumcision register and an article authored by Josette Capriles Goldish titled "Nineteenth Century Carribean Circumcisions: An Analysis of the Journal of Births and Circumcisions Performed by Moises Frois Ricardo" that appeared in American Jewish History.