WIA GC/20433 | Bing, Gertrud to Jaffé, Max 23/02/1928 | discusses the printing commission |
WIA GC/12776 | Bing, Gertrud to Eisler, Robert 04/04/1924 | he can proceed to order the make up of his article; requests that a passage is inserted before... |
WIA GC/21448 | Bing, Gertrud to Sachs, Paul J. 25/06/1928 | Warburg asked her to reply to his letter; trusts that he has received copies of 'Vorträge' from... |
WIA GC/19668 | Bing, Gertrud to KBW 09/11/1928 | they will leave the next day for Rome |
WIA GC/14033 | Bing, Gertrud to Doren, Alfred 22/11/1923 | detailed questions re photographic order in connection with Doren's article |