[D0111AAK], Letter from Pinkerton's National Detective Agency to Thomas Alva Edison, June 19th, 1901
https://edisondigital.rutgers.edu/document/D0111AAK
Transcription
New York, June 19th 1891 Thos. A. Edison, Esq., Orange, N.J. Dear Sir:- We have your letter of June 15th, and in reply beg to advise you that we have discontinued the matter you wrote us about, but we consider that something further should be done in the near future towards that Bianchi is the author of anonymous letters. We will have a bill made up to date and sent you in the course of a few days. Yours truly, Pinkerton Nat'l Detective Agency, By Samuel B. Diehl