WIA FC/1922/23/17 | Warburg, Max Adolph to Warburg, Mary 07/12/1922 | apologizes for late reply, he had to finish a paper for [Ernst] Hoffmann; on his plans to visit... |
WIA FC/1923/16/12 | Warburg, Marietta and Warburg, Frede to Warburg, Mary 23/07/1923 | Marietta thanks for letter; has not heard anything about Warburg's plan of going to Göttingen... |
WIA FC/1923/16/13 | Warburg, Marietta to Warburg, Mary 04/08/1923 | thanks for letters; is very happy with the news of Oskar [Lola Hahn's baby]; Max Adolph wrote... |
WIA FC/1923/20/1 | Warburg, Max Adolph to Warburg, Mary 11/02/1923 | apologizes for not writing, he had the flu, he also was depressed, he did not study, is confused... |
WIA FC/1923/20/17 | Warburg, Max Adolph to Warburg, Mary 12/11/1923 | four days ago he arrived in Frankfurt; he has moved into the house of the Spohr family, the... |