WIA FC/1910/4/19 | Warburg, Mary to Warburg, Aby 08/04/1910 | is very happy that his work is making progress; it would be good if he could arrive on his return... |
WIA FC/1910/4/37 | Warburg, Aby to Warburg, Mary 16/04/1910 | he visited the Lido which was full of German tourists; on his research, he found a connection... |
WIA FC/1910/4/9 | Warburg, Mary to Warburg, Aby 03/04/1910 | is pleased with his cable informing her of his safe arrival in Venice; wishes him a good stay and... |
WIA GC/1909/65 | Bresslau, Hermann to Warburg, Aby 08/11/1909 | he can assist Warburg with questions in astronomical geography and geodetics, but not in astronomy |
WIA GC/1909/66 | Bresslau, Hermann to Warburg, Aby 09/12/1909 | his course of lectures will start in January; he requests Mark 30.- per lecture |