Author
American Jewish Historical Society
5
Jewish Historical Society of Maryland
2
Nebraska Jewish Historical Society
2
Albert Einstein College of Medicine
1
American Jewish Tercentenary Committee
1
Federation of Jewish Agencies of Greater Philadelphia
1
Gratz College
1
Harvard University. Library
1
Jewish Historical Society of Greater Washington
1
Jewish Historical Society of Michigan
1
Jewish Historical Society of New York
1
Lachs, Samuel Tobias
1
Leo Baeck Institute
1
Middle East Forum
1
Passow, Isidore David
1
Philadelphia Jewish Archives Center
1
Washington State Jewish Historical Society
1