WIA FC/1927/11/2 | Warburg, Felix to Warburg, Aby 13/06/1927 | his long world trip is coming to an end; he met Holtzendorffs on 'Resolute'; he rang his daughter... |
WIA GC 1930/2327 | Saxl, Fritz to Niessen, Carl 23/07/1930 | |
WIA GC 1930/2328 | Niessen, Carl to Saxl, Fritz 24/07/1930 | |
WIA GC 1930/2329 | Saxl, Fritz to Niessen, Carl 14/10/1930 | |
WIA GC/1926/408 | Freunde der Kunsthalle 1926 to KBW [1926] | programme of events from 01/10/1926 to 30/09/1927; lectures by [G.] Pauli, [Charles?] Singer... |