Author
German Emigration Center
2
Vereinigung Carl Schurz
2
Carl Schurz Memorial Foundation
1
Committee for the Affairs of Polish Western Territories
1
German American Chamber of Commerce
1
German American Chamber of Commerce of Chicago
1
Gesellschaft zur Förderung des Deutsch-Amerikanischen Handels
1
Konrad, J.
1
Leo Baeck Institute
1
National Carl Schurz Association
1
Oberlaender Trust
1
Palatines to America (Society)
1
Polish American Congress California-Arizona Division
1