| Ref No | WIA GC 1930/3583 |
| Title | Bing, Gertrud to Warburg, Felix M. 19/09/1930 |
| Writer | Bing, Gertrud |
| Institution1 | KBW |
| Place1 | Hamburg |
| Recipient | Warburg, Felix M. |
| Institution2 | M. M. Warburg & Co. |
| Place2 | Hamburg |
| Date | 19/09/1930 |
| DateNote | in 'Warburg' file |
| Format | typescript, carbon copy |
Show related Persons records.
Persons
| Code | PersonName | Dates |
| DS/UK/1490 | Bing; Gertrud (07/06/1892-03/07/1964); Prof. Dr. phil. | 07/06/1892-03/07/1964 |
| DS/UK/690 | Warburg; Felix Moritz (14/01/1871-20/10/1937) | 14/01/1871-20/10/1937 |