[LB059367A], Letter from Thomas Alva Edison to Thomas Commerford Martin, March 17th, 1897
https://edisondigital.rutgers.edu/document/LB059367A
Transcription
Mar 17 97 T. C. Martin Esq- 203 Broadway New York Dear Sir:- In reply to your favor of the 9th inst I beg to state that we expect to be running by next June. I will let you know ahead of time. Yours truly Thos. A. Edison R[andolph]