WIA GC/10056 | Ollendorff, Oscar to Warburg, Aby 04/01/1893 | thanks him for a copy of his thesis; on Warburg's interpretation of 'Primavera'; he agrees with... |
WIA GC/11199 | Warburg, Aby to Warburg, Max 24/01/1910 | Oscar Ollendorff and his sister Agnes are both ill and in financial difficulties; Warburg wants... |
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/12035 | Warburg, Aby to Ollendorff, Oscar 21/02/1914 | thanks him for his precious gift; it was a pity that the Gesellschaft hamburgischer Bücherfreunde... |
WIA GC/17853 | Warburg, Aby to Ollendorff, Oscar 31/05/1926 | after having given his lecture on 29/05/1926 he will have time to read Ollendorff's book 'Liebe... |