WIA GC 1931/761
Fröhlich-Bum, Caroline to Saxl, Fritz 11/05/1931
[includes a photograph of drawing attributed to Lazzaro Baldi, extant]
WIA GC 1931/762
Saxl, Fritz to Fröhlich-Bum, Caroline 03/06/1931
WIA GC 1931/763
Fröhlich-Bum, Caroline to Saxl, Fritz 07/06/1931
WIA GC 1931/764
Fröhlich-Bum, Caroline to Saxl, Fritz 04/09/1931
WIA GC 1931/765
KBW to Fröhlich-Bum, Caroline 08/09/1931