WIA GC/10584 | Warburg, Aby to Warburg, Mary 04/08/1905 | reports from his stay in Bonn; it is very hot; he met [Emil] Ungar and his wife [Anna]; mentions... |
WIA GC/11145 | Warburg, Aby to Ziehen, Julius 25/01/1910 | thanks him for an article; on the need to establish international contacts for scholars... |
WIA GC/12547 | Printz, Wilhelm to Warburg, Aby 09/03/1920 | forwards list of book purchases from the last few weeks [enclosed]; reports on his trip to... |
WIA GC/13362 | Printz, Wilhelm to Warburg, Aby 11/09/1921 | apologizes for not writing earlier because of his wedding and move; he is standing in for Saxl in... |
WIA GC/1508 | Ziehen, Julius to Warburg, Aby 29/11/1904 | congratulations on the birth of the third child, Frede; on the eagle ornamentation; on his illnesses |