Green Serial #'s • Black notes, no #'s • Grey no info.
From the Virtual Typewriter Collection of Richard Polt:
1908 Yetman Transmitting Typewriter
Created: 01-04-2017 at 03:40PM
Last Edit: 01-05-2017 at 09:28AM
An innovative machine, the Yetman was designed to send Morse code as you typed.
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Obsessive typewriterist, creator of The Classic Typewriter Page in 1995, editor of ETCetera 2006-2012 & 2015-, blogger, author of The Typewriter Revolution: A Typist's Companion for the 21st Century (2015).