WIA FC/1908/4/2 | Warburg, Aby [aide-mémoire re a conversation with Edmund I. A. Siemers] 05/02/1908 | an aide-mémoire about a conversation between Warburg and Edmund I. A. Siemers on 05/02/1908... |
WIA FC/1918/11/20 | Warburg, Aby to Warburg, Max 16/03/1918 | requests financial support for his next two academic projects: the official opening of the... |
WIA FC/1918/11/26 | Warburg, Max to Warburg, Aby 04/04/1918 | on the university question; mentions Hunzinger, Oppenheimer, Bernhard Harms, Patow, E. Siemers... |
WIA FC/1928/8/49 | Warburg, Aby to Warburg, Max and Warburg, Mary 05/11/1928 | he has read the article by Carl von Ossietzky [on H. Eckener in 'Weltbühne'], whose complaints... |
WIA GC/1908/477 | Siemers, Edmund J.A. to Warburg, Aby 07/01/1908 | discusses the way to secure a grant for G. Deycke; he is against involving the mayor Heinrich... |