Briefe der Generalsekretäre des Congrès International des Sciences Anthropologiques et Ethnologiques, deuxième session, Copenhague 1938, an Max Uhle, Ecuador
Max Uhle, 1856-1944. A Memoir of the Father of Peruvian Archaeology. (Bibliography of Max Uhle.-The Aims and Results of Archaeology. By M. Uhle.-Letters from Argentina and Bolivia, 1893-1895. By M. Uhle.) [With Illustrations, Including a Portrait.].