WIA GC/10227 | Warburg, Aby to Guba, Rudolf 09/07/1905 | after having received Mr. [Fritz] Friedrichs opinion, he cannot promise a study grant for the... |
WIA GC/10228 | Warburg, Aby to Friedrichs, Fritz 09/07/1905 | thanks him for his opinion of Mr. Guba, which did not surprise him; he will nevertheless try to... |
WIA GC/10308 | Warburg, Aby to Guba, Rudolf 31/12/1905 | Guba and his parents are responsible that he left school prematurely; Guba cannot expect Warburg... |
WIA GC/10364 | Warburg, Aby to Robinow, Richard 16/06/1906 | Rudolf Guba is talented and needs to be supported; he needs to get away from his father and study... |
WIA GC/10372 | Warburg, Aby to Robinow, Richard 27/06/1906 | [Walter] Voltmer has agreed to teach Rudolf Guba for three months before Guba starts his training... |