WIA GC/11626 | Warburg, Aby to Sachse, Paul Friedrich Carl 19/08/1912 | informs him on the development re pictorial decoration of the steamship 'Imperator'; H. Olde has... |
WIA GC/11644 | Warburg, Aby to Schnars-Alquist, Carl Wilhelm Hugo 02/10/1912 | he is happy to relay Captain P. Sachse's very good news that he will commission Schnars-Alquist... |
WIA GC/11824 | Warburg, Aby to Sachse, Paul Friedrich Carl 18/03/1913 | thanks him for his appreciation of the 'Luftschiff' article; calls it 'flying Alexander'; the... |
WIA GC/11826 | Warburg, Aby to Sachse, Paul Friedrich Carl 20/03/1913 | thanks him for his reply; forwards a copy of his letter to Hans von Wangenheim; suggests that the... |
WIA GC/11837 | Warburg, Aby to Sachse, Paul Friedrich Carl 30/03/1913 | he liked what he saw when viewing the paintings the previous day; could Sachse ask J.D. Heymann... |