WIA GC/1908/320 | Warburg, Aby to Lazarus, Wilhelm 07/01/1908 | replying to their letter and after having talked to Rudolf Lazarus Warburg wishes to continue... |
WIA GC/1909/354 | Warburg, Aby to Lazarus, Rudolf 26/05/1909 | informs the insurance company that he is the owner of an oil painting 'Bauerntanz' by [Karl L... |
WIA GC/1910/363 | Warburg, Aby to Lazarus, Rudolf 12/12/1910 | requests information on the change in the fire insurance policy |
WIA GC/1913/661 | Lazarus, Rudolf to Warburg, Aby 03/01/1913 | sends him advertising material for the Lloyd company; Paul Trost is their architect |
WIA GC/1914/538 | Warburg, Aby to Lazarus, Rudolf 04/05/1914 | forwards one of the damaged books, by [Ernst ?] Fabricius, which he was able to replace |