WIA GC 1932/2714 | Singer, Hans Wolfgang to Saxl, Fritz 09/11/1932 | |
WIA GC 1932/2715 | Saxl, Fritz to Singer, Hans Wolfgang 12/11/1932 | |
WIA GC 1932/2716 | Singer, Hans Wolfgang to Saxl, Fritz 18/11/1932 | |
WIA GC/1909/546 | Singer, Hans Wolfgang to Warburg, Aby 07/04/1909 | replies re Warburg's inquiry about Burgkmair engravings; they only have one engraving, Saturn... |
WIA GC/1909/547 | Singer, Hans Wolfgang to Warburg, Aby 05/05/1909 | he can reply to Warburg's query using Dr. [Max] Geisberg's catalogue of woodcuts; they have three... |