WIA GC/11240 | Warburg, Aby to Overmann, Alfred 03/06/1910 | thanks him for the conducted tour through the collection; the astrological manuscript is unique... |
WIA GC/12067 | Warburg, Aby to Hauber, Anton 14/06/1914 | he does not see how he can help him fast with new material as Hauber is ready to go to print... |
WIA GC/27952 | Overmann, Alfred to Warburg, Aby 31/08/1909 | there is an article on the family Friedemann in Heft XIV of 'Mitteilungen des Vereins für... |
WIA GC/965 | Warburg, Aby to Overmann, Alfred 04/09/1909 | he is interested in the survival of images of classical gods and is therefore interested in the... |
WIA GC/966 | Warburg, Aby to Overmann, Alfred 20/09/1909 | has not received a reply to his letter of 04/09 of the same year (extant); on an astronomical... |