[LB038072], Letter from Thomas Alva Edison to Werner von Siemens, February 28th, 1890
https://edisondigital.rutgers.edu/document/LB038072
Transcription
Feb. 28, 1890 Dr. Werner Siemens, Berlin, Germany Dear Sir:- I beg to confirm receipt of the following cablegram from yourself dated 24th instant:- "His Imperial Majesty, the German Emperor, desires information when phonograph promised will arrive here. SIEMENS." In reply to which I cabled you yesterday as follows:- "My agent, Wangemann, has just returned with specification for German Emperor's phonograph. Will send in about ten days. Edison." Yours truly, Thos A. Edison