WIA GC/37798 | Stone, Herbert Stuart to Warburg, Aby 11/01/1897 | Gelett Burgess of San Francisco asked him to send information on 'Chap-Book' to Warburg as it... |
WIA GC/37799 | Warburg, Aby to Stone, Herbert Stuart 05/02/1897 | thanks him for following Gelett Burgess's advice [to send information to Warburg]; Warburg has... |