WIA GC/1903/151 | Jessen, Peter to Warburg, Aby 04/06/1903 | information on the catalogue of the exhibition in Milan in 1874 |
WIA GC/1903/152 | Jessen, Peter to Warburg, Aby 08/06/1903 | sends him the catalogue of the Milan exhibition together with plates from the [Vittorio] Rossi album |
WIA GC/1903/153 | Jessen, Peter to Warburg, Aby 05/12/1903 | he cannot supply the information requested as Mr. [Julius?] Lessing has gone to Egypt |
WIA GC/1906/344 | Jessen, Peter to Warburg, Aby 14/11/1906 | thanks him for the essay on Flemish tapestry |
WIA GC/1909/256 | Warburg, Aby to Jessen, Peter 30/12/1909 | requests the book ['Libro delle Sorti'] by Lorenzo Spirito from the Hans Grisebach collection... |