WIA FC/1891/14/4 | Warburg, Aby to Warburg, Moritz and Warburg, Charlotte 21/06/1891 | congratulates them on the 'Bauernhochzeit', 'country wedding' [Rosa Warburg and Alexander von... |
WIA FC/1891/9/11 | Warburg, Aby to Warburg, Charlotte 25/02/1891 | thanks her for letter, understands that leaving Frankfurt must have been difficult; explains why... |
WIA FC/1906/5/53 | Warburg, Aby to Warburg, Mary 18/07/1906 | he spent the previous evening with [Alfred and Anna] Doren in Leipzig, their apartment is stuffed... |
WIA GC/1891/6 | Warburg, Aby to Firmenich-Richartz, Eduard 02/06/1891 | thanks him for a card in which Firmenich-Richartz talked about 'the opus Firmenichus'; corrects... |
WIA GC/1892/12 | Firmenich-Richartz, Eduard to Warburg, Aby 29/12/1892 | thanks him for a copy of Warburg's book on Botticelli; New Year greetings |