Is tomorrow Hitler's? : 200 questions on the battle of mankind - Knickerbocker, H. R. (Hubert Renfro), 1898-1949. (New York : Reynal & Hitchcock, 1941)
At head of title: H.R. Knickerbocker.
Map on lining-papers.
Keywords: World War, 1939-1945.; World War, 1939-1945 -- United States; Europe -- Politics and government -- 1918-1945.