WIA GC/1907/154 | du Bois-Reymond, Lili to Cécile Leo [?] 30/08/1907 | she is at Kösterberg and has wonderful holidays; describe the Warburg estate, park, villas... |
WIA GC/1908/105 | du Bois-Reymond, Lili to Leo, Cécile [?] 17/02/1908 | she is very happy that [Aby Warburg and Mary Warburg] are in Engelberg; she wants her to meet... |
WIA GC/1913/278 | Leo, Cécile to du Bois-Reymond, Lili 01/12/1913 | a detailed description of the Warburg lecture in Göttingen by Cécile Leo [sister of Lili du Boi... |
WIA GC/1920/189 | Roemer, Eva to Warburg, Mary 04/03/1920 | thanks Mary Warburg for helping her find accommodation with Mrs. Kersten; she will move in on 20... |
WIA GC/1920/69 | du Bois-Reymond, Lili to Warburg, Mary 07/01/1920 | she has the flu, but is getting better; thanks her for news, is very sorry about Warburg; admires... |