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... |
WIA GC/1909/346 | Kristeller, Paul to Warburg, Aby 01/11/1909 | he knows the book [Lorenzo Spirito's 'Delle Sorti'] very well which Warburg wants to publish... |
WIA GC/1912/470 | Warburg, Aby to Jessen, Peter 27/11/1912 | some time ago [Paul] Kristeller informed him that a copy of Lorenzo Spirito's book [Losbuch] from... |
WIA GC/1912/603 | Kristeller, Paul to Warburg, Aby 12/12/1912 | returns Cassirer's postcard, as requested by Warburg; acknowledges that Warburg has not received... |
WIA GC/1912/604 | Warburg, Aby to Kristeller, Paul 14/12/1912 | Kristeller apparently nursed a grudge against Warburg; Kristeller has no reason to do so; Warburg... |