From the August 18, 2020 New York Times: Peter V. Tytell, a Typewriter Whisperer, Is Dead at 74
Raised in his parents’ typewriter repair shop, he became renowned for his ability to help resolve disputes over documents’ authenticity.
Peter V. Tytell, whose knowledge of the intricacies of typewriters, shaped amid the Olivettis, Underwoods and Royals of his parents’ renowned repair shop in New York, led him to a career as a forensic document examiner, and even a small part in the 2004 presidential campaign, died on Aug. 11 at his home in Manhattan. He was 74.