WIA FC/1912/4/80 | Warburg, Mary to Warburg, Aby 24/10/1912 | congratulates him on the success with the lecture and the congress; hopes he will stop for two... |
WIA FC/1913/13/28 | Warburg, Max to Warburg, Aby 07/11/1913 | on the recommendation for Carl Heinrich Becker; on the plan of an academic journal; Max Warburg... |
WIA FC/1913/7/21 | Warburg, Mary to Warburg, Aby 21/09/1913 | forwards a good letter by Lichtwark [20/09/1913], supplies [Gustav?] Leithäuser's address... |
WIA FC/1918/11/13 | Warburg, Aby to Warburg, Max 14/02/1918 | on the ceremony of the laying of the foundation stone in Kiel, as it was told to him by Karl... |
WIA FC/1918/11/15 | Warburg, Aby to Warburg, Max 17/02/1918 | on the grant application by Berthold Cohn from Strasbourg on his research into Zacuto; advises... |