The Germans at Versailles, 1919,

by Schiff, Victor, Schiff, Victor, 1895-, Schiff, Victor, 1895-, Schiff, Victor, 1895-
Published 1930

The eastern frontiers of Germany,

by Martel, René, Martel, René, Martel, René
Published 1930

Slavery or "sacred trust"? /

by Harris, John H (John Hobbis), 1874-1940, Harris, John H (John Hobbis), 1874-1940, Harris, John H (John Hobbis), 1874-1940
Published 1926

The thirty-fifth conference and Germany's answer,

by Grimm, Friedrich, 1888-1959
Published 1932