WIA GC/1893/26 | Springer, Jaro to Warburg, Aby 21/11/1893 | acknowledges receipt of a copy of Warburg's thesis, but neither thanks him for it nor comments on... |
WIA GC/1902/394 | Schwedeler-Meyer, Ernst to Warburg, Aby 15/10/1902 | on his career and vacancies in Berlin; Ludwig Kaemmerer, [Paul] Kristeller, Schweinmann... |
WIA GC/1902/419 | Springer, Jaro to Warburg, Aby 25/11/1902 | supplies bibliographical reference re Cecco d'Ascoli's 'Libro dicto Lacerba' |
WIA GC/1903/264 | Springer, Jaro to Warburg, Aby 28/08/1903 | information on a request by Warburg; they do not have photographs of a pack of cards of the 15th... |
WIA GC/1903/265 | Springer, Jaro to Warburg, Aby 01/09/1903 | they sent a photograph of the pack of cards to the Hamburg Kunsthalle where he can study it; they... |