WIA GC/1153 | Osten, A. von der to Warburg, Aby 10/10/1903 | in September he and Warburg discussed a project, the translation of the 'lettere di una gentil... |
WIA GC/1154 | Osten, A. von der to Warburg, Aby 12/10/1903 | thanks him for his reply which he sent on to Miss Milly Becker [Bianca Emilie Rohland-Becker... |
WIA GC/17119 | Becker, Bianca Emilie to Warburg, Aby 14/10/1903 | thanks Herr A. von der Osten for forwarding a letter by Warburg re translation of 'lettere... |
WIA GC/1804 | Osten, A. von der to Warburg, Aby and Vogel family 14/06/1905 | poem, greetings |
WIA GC/26024 | Warburg, Aby to Warburg, Charlotte 29/04/1895 | thanks for letter; he cannot return to Hamburg at the beginning of May, although he would like to... |