WIA FC/1920/1/82 | Warburg, Mary to Warburg, Aby 14/11/1920 | Warburg might have been disappointed that [Heinrich] Embden did not bring him back to Hamburg... |
WIA GC/1914/546 | Lenz, Friedrich to Warburg, Aby 09/11/1914 | forwards an essay on the economy and war; his father told him of a discussion with Warburg on his... |
WIA GC/1914/547 | Warburg, Aby to Lenz, Friedrich 10/11/1914 | on a vacancy in the chamber of commerce; as Warburg did not have his address he could not get in... |
WIA GC/1918/21 | Bahnson, Otto to Melle, Werner von [before 02/01/1918] | applies to Wissenschaftliche Stiftung for Mark 10,000 for printing volumes 4 and 5 of 'Stamm-und... |