WIA GC 1930/1406 | Paul Hartung Verlag to Saxl, Fritz 24/03/1930 | |
WIA GC/12261 | Warburg, Aby to Derenberg, Richard 27/08/1915 | on the commemorative print 'Gedenkblatt an Frau Regine Oppenheim'; lists mistakes; requests... |
WIA GC/12319 | Warburg, Aby to Hartung &. Co. 26/03/1916 | acknowledges receipt of sample ex libris for Hans Wegehaupt; suggests changes, a C.O. Czeschka... |
WIA GC/12968 | Saxl, Fritz to Hertz, Clara 20/09/1921 | routine library business; orders purchase of book by Ludwig Burchard, Max Wagner to take... |
WIA GC/13341 | Saxl, Fritz to Warburg, Aby 03/11/1921 | explains why the invitation cards for the lectures were printed in Vienna and not by Paul Hartung... |