Source: The Döberitz Gazette: An International Magazine for the Kriegsgefangene Interned at Döberitz, I, No. 1 (March 1915). Armed Services Records Box-55, Folder: “Prisoners of War-Miscellaneous Articles, Publications, and Reports-ca. 1914–1918,” Kautz Family YMCA Archives, University of Minnesota, Minneapolis, MN.
Pursuit of an "Unparalleled Opportunity": The American YMCA and Prisoner of War Diplomacy among the Central Power Nations during World War I, 1914-1923