WIA GC/11237 | Warburg,. Aby to Bauer, Moritz 31/05/1910 | returns the letter by P. O. [Paul Ollendorff] which Bauer sent him; he never doubted that 'this... |
WIA GC/1155 | Ollendorff, Paul to Warburg, Aby 26/03/1903 | asks him for an introduction to Mr. and Mrs. [André Jolles and Mathilde] Jolles in Freiburg i... |
WIA GC/17854 | Ollendorff, Oscar to Warburg, Aby 03/06/1926 | thanks him for his portrait photograph; he still sees the 'features of youth' in it; thanks him... |
WIA GC/1805 | Ollendorff, Paul to Warburg, Aby 13/06/1905 | birthday greetings; on a quarrel with Professor [Eugen?] Albrecht in Frankfurt; he will show... |
WIA GC/20913 | Warburg, Aby to Ollendorff, Paul 06/06/1928 | requests information on Oscar Ollendorff, when did he go to Johannisberg, how long did he stay... |