WIA GC/1906/303 | Hertz, Adolph Jacob to Warburg, Aby 06/05/1906 | encourages him to think more positively; he is not a diabetic, only his nerves are bad because of... |
WIA GC/1906/304 | Hertz, Adolph Jacob to Warburg, Aby 16/05/1906 | on the progress of his treatment; hopes to see [Aby Warburg and Mary Warburg] soon in Marienbad |
WIA GC/1906/305 | Hertz, Adolph Jacob to Warburg, Aby 20/05/1906 | on arrangements to meet [Aby Warburg and Mary Warburg] in Marienbad; he has to walk five hours... |
WIA GC/1907/753 | Warburg, Aby to Warburg, Abraham S. 25/08/1907 | requests assistance with persuading his brother-in-law Adolph Jacob Hertz to take his health... |
WIA GC/1908/209 | Warburg, Aby to Hertz, Adolph Jacob [24/03/1908?] | Warburg has to make a decision whether to rent or buy a bigger house; it all depends whether he... |