WIA GC/1073 | Einstein, Lewis to Warburg, Aby 14/01/1903 | thanks him for his essay and mentions Gerard David's painting; he is working on an article about... |
WIA GC/1074 | Einstein, Lewis to Warburg, Aby 19/05/1903 | inquires whether Warburg received the photographs of the New Haven cassoni as he wishes Warburg... |
WIA GC/1076 | Einstein, Lewis to Warburg, Aby 18/07/1903 | on a cassone he found in Oxford |
WIA GC/1297 | Einstein, Lewis to Warburg, Aby 09/03/1903 | thanks him for letter; went to New Haven to look at a tournament painting; he could not really... |
WIA GC/1306 | Einstein, Lewis to Warburg, Aby 06/01/1904 | New Year greetings; he was touring Provence and loved it; Warburg should write to [Emile] Picot... |