WIA GC/1903/154 | Joachim, Hermann to Warburg, Aby 08/11/1903 | on the appeal for the Hermann Usener bust; how to get in touch with P. Ruben [Paul Ruben], Ernst... |
WIA GC/1903/274 | Strack, Max L. to Warburg, Aby 05/11/1903 | on a collection re [Hermann Karl] Usener bust; urges Warburg to contribute as much as possible... |
WIA GC/1903/275 | Strack, Max L. to Warburg, Aby 26/11/1903 | on Felix Solmsen; requests Paul Ruben's address to approach him re collection for [Hermann Karl... |
WIA GC/1903/283 | Warburg, Aby to Usener, Hermann 02/05/1903 | refers to his note on the handkerchief in the fresco 'Das Opfer des Aussätzigen' by Botticelli... |
WIA GC/1904/318 | Usener, Hermann to [friends] 25/10/1904 | a printed message of thanks to his friends, colleagues and students for their present on the... |