WIA GC/1901/95 | Simonsfeld, Henry to Warburg, Aby 28/02/1901 | thanks him for his query of 24/04/1901; refers to cod. ital. 162: the year of death of Leonardo... |
WIA GC/1902/321 | Wolfhagen, G. to Warburg, Aby 24/02/1902 | list of people who were sent copies of Warburg's article 'Bildniskunst', 18 in Germany, 15 in... |
WIA GC/1902/415 | Simonsfeld, Henry to Warburg, Aby 27/02/1902 | thanks him for the beautiful book, 'Bildniskunst' |
WIA GC/1905/564 | Simonsfeld, Henry to Warburg, Aby 22/04/1905 | thanks him for the essay |
WIA GC/1910/556 | Warburg, Aby to Simonsfeld, Henry 25/09/1910 | comments on Simonsfeld's paper of inventories of Bavarian castles; supplies information on arazzi... |