WIA GC/10430 | Warburg, Aby to Loga, Valerian von 10/09/1906 | forwards sketch of a painting which the owners think was the work of [Francisco de] Goya; asks... |
WIA GC/10960 | Warburg, Aby to Loga, Valerian von 18/12/1908 | he thinks that the woodcuts belong to the lost great work of Petrus Danhauser, the 'Archetypus... |
WIA GC/10991 | Warburg, Aby to Schultz, Clemens 28/02/1909 | invites Schultz to give a lecture to the group of twelve married couples which makes up a private... |
WIA GC/17180 | Saxl, Fritz to Warburg, Aby 26/05/1925 | detailed report of his first lecture on Dutch painting, the varied art which Rembrandt saw all... |
WIA GC/18625 | Warburg, Aby to Fischel, Oskar 08/03/1927 | they have ordered the books Fischel requested; thanks him for the obituary on Valerian von Loga... |