WIA GC/11128 | Warburg, Aby to Meyer, Richard 23/10/1909 | forwards Johannes Sieveking's letter of recommendation for Walter Riezler for a job vacancy in... |
WIA GC/16084 | Hertz, Eduard to Warburg, Aby 12/03/1925 | he does not have a copy of Lafontaine; but he has 100 glass photographic plates of the copy of a... |
WIA GC/25836 | Warburg, Moritz to Warburg, Aby [before 08/06/1893] | hopes that Warburg does not suffer too much from the heat; the bank E.W. Meyer, which is bankrupt... |
WIA GC/28174 | Warburg, Moritz to Warburg, Aby 13/01/1908 | sends names of four men, Dr. Eduard Hertz, Dr. Max Cohen, Ernst Liebermann and George Simon, for... |
WIA GC/28611 | Hertz, Adolph Jacob to a cousin 25/05/1823 | on Aby Warburg's headed paper: the copy [dated 18/03/1913 and compiled by Marietta Warburg] of a... |