[D0106AAH], Letter from Thomas Alva Edison to Frank Lewis Dyer, May 14th, 1901
https://edisondigital.rutgers.edu/document/D0106AAH
Transcription
May 14, 1901 Frank Dyer- Mr. Senbel of Bergmann + Co Berlin has not been given the name of the patent lawyer at Berlin who has change of battery cases you promised to do this + its important that you do so quickly you were to put them in communication so Senbel could help out. Edison