WIA GC/1897/39 | Warburg, Aby to Juhl, Ernst 30/01/1897 | draft for an article with photographs on the architecture of the Pueblo Indians in New Mexico... |
WIA GC/1898/39 | Warburg, Aby to Juhl, Ernst [before 12/01/1898] | requests names and addresses of president of the Kunstverein in Hamburg in order to interest him... |
WIA GC/1898/40 | Juhl, Ernst to Warburg, Aby 12/01/1898 | [Ernst?] Zimmermann is the president of the Kunstverein in Hamburg; mentions the painter E. Sack... |
WIA GC/1912/689 | Warburg, Aby to Meyer, Richard 13/04/1912 | forwards more addresses, notably of Ernst Juhl and also art publications, to be sent the... |
WIA GC/1913/595 | Juhl, Ernst to Warburg, Aby 03/03/1913 | thanks him for the 'Luftschiff' essay |