Report of M. Carl Burckhardt, High Commissioner of the League of Nations at Danzig.
Burckhardt, M. Carl.
Geneva : League of Nations,
1940.
Caption title.
"Official no.: C. 42. M. 38. 1940. VII."
"Geneva, March 19th, 1940."
Burckhardt, M. Carl.
League of Nations. High Commissioner at Danzig.