WIA GC/11293 | Warburg, Aby to Stuhlmann, Franz Ludwig [November 1910] | thanks him for an article by [Alfred] Maass; on figures of the zodiac |
WIA GC/11455 | Warburg, Aby to Stuhlmann, Franz Ludwig 11/09/1911 | forwards an article by K. Steiner on prophecies for the year 1910, published in the 'Mitteilungen... |
WIA GC/11465 | Warburg, Aby to Warburg, Max 25/09/1911 | detailed response to the 'Denkschrift', memorandum, re setting up university courses... |
WIA GC/11748 | Warburg, Aby to Warburg, Max 20/02/1913 | the librarian of the Zentralstelle, a woman, told Warburg that Franz Stuhlmann did not succeed in... |
WIA GC/12405 | Warburg, Aby to Frank, Reinhard 15/07/1917 | thanks him for his letter; he is interested in the 'Studiengesellschaft für Weltpolitik', but... |