WIA GC 1932/3039 | Sudhoff, Karl to Saxl, Fritz 08/01/1932 | |
WIA GC 1932/3040 | Saxl, Fritz to Sudhoff, Karl 19/01/1932 | |
WIA GC 1933/2832 | Sudhoff, Karl to KBW November 1933 | |
WIA GC/11253 | Warburg, Aby to Neustätter, Otto [June 1910] | explains the importance of illustrating public health and immunisation issues with images from... |
WIA GC/12436 | Warburg, Aby to Sudhoff, Karl 01/01/1918 | informs him of a discovery, a Paul von Middelburg letter; permits him to make use of the letter |