- on 21/05/2021
Brief von Caroline Ransom Williams von Metropolitan Museum of Art an Adolf Erman
New York, 21.01.1913Brief von Caroline Ransom Williams an Adolf Erman
New York, 05.03.1916Brief von Caroline Ransom Williams an Adolf Erman
New York, 23.03.1920Brief von Caroline Ransom Williams an Adolf Erman
New York, 16.04.1920Brief von Caroline Ransom Williams an Adolf Erman
New York, 23.05.1915Brief von Caroline Ransom Williams von Metropolitan Museum of Art an Adolf Erman
New York, 31.03.1914
- on 29/11/2017
German World Policies
New York : The Macmillan Co., 1915
- on 17/08/2017
Germany and the United States
Repr, New York, 1913