WIA GC/1895/AMERICA/15 | Ehrich, Louis R. to Warburg, Aby 07/11/1895 | invites him to join on his trip; he has written to a friend 'arranging special particulars for your |
WIA GC/1895/AMERICA/16 | Ehrich, Louis R. to Warburg, Aby 08/11/1895 | he has to postpone his departure for a few days; hopes that Warburg can wait and travel with him |
WIA GC/1895/AMERICA/17 | Ehrich, Louis R. to Warburg, Aby 11/11/1895 | postpones the day of departure yet again |
WIA GC/1895/AMERICA/18 | Ehrich, Louis R. to Warburg, Aby 15/11/1895 | his departure date is still doubtful; advises Warburg to travel on his own to Colorado Springs... |
WIA GC/1895/AMERICA/73 | Kirkpatrick, W. T. to Warburg, Aby 20/11/1895 | he is pleased he can oblige Mr. [Louis] Ehrich to help Warburg; detailed instructions how to... |