| Ref No | WIA GC/1905/259 |
| Title | Kalf, Jan to Warburg, Aby 09/03/1905 |
| Writer | Kalf, Jan |
| Place1 | The Hague - Frankenslag |
| Recipient | Warburg, Aby |
| Place2 | Hamburg |
| Date | 09/03/1905 |
| Format | manuscript, postcard |
| Contents | he will reply to his request in due time |
Show related Persons records.
Persons
| Code | PersonName | Dates |
| DS/UK/440 | Kalf; Jan (10/05/1873-06/03/1954); Prof. Dr. h.c. | 10/05/1873-06/03/1954 |
| DS/UK/2245 | Warburg; Aby Moritz (13/06/1866-26/10/1929); Professor, Dr. | 13/06/1866-26/10/1929 |