[LB063344], Letter from Thomas Alva Edison to Richard Rogers Bowker, January 27th, 1899
https://edisondigital.rutgers.edu/document/LB063344
Transcription
Jan 27th 9 R.R. Bowker Esq Duande and Elm Streets New York Friend Bowker:- Is there any truth in the statement that sometimes Thomson Watt Meter runs when lamps are not on. I do not exactly see why it should but party was positive that in several places in New York the users had noticed it and commented on it. Yours truly Thos A. Edison R