WIA GC 1930/3411
Saxl, Fritz to Witt, Robert 13/02/1930
WIA GC 1930/3412
KBW to Witt, Robert 25/02/1930
WIA GC 1930/3413
WIA GC 1930/3414
WIA GC 1930/3415
Witt, Robert to Saxl, Fritz 23/06/1930