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Warren, Whitney The Just Claims of Italy; the Question of the Trentin, of Trieste and of the Adriatic (21 Maps and Diagrams)
 Warren, Whitney The Just Claims of Italy; the Question of the Trentin, of Trieste and of the Adriatic (21 Maps and Diagrams)
Warren, Whitney The Testimony of an American Citizen in France, 1914-1915; a Lecture at the Ritz Hotel, December 9, 1915, for the Benefit of the Secours National of France
 Warren, Whitney The Testimony of an American Citizen in France, 1914-1915; a Lecture at the Ritz Hotel, December 9, 1915, for the Benefit of the Secours National of France
Warren, Whitney Montenegro: The Crime of the Peace Conference
 Warren, Whitney Montenegro: The Crime of the Peace Conference
Warren, Whitney