[GreenKeys] Big Wireless Typewriter

Duncan Brown duncanancy at earthlink.net
Fri Dec 13 09:40:16 EST 2019


While my wife was doing genealogical research of old newspapers 
(Fultonhistory.com), she came across this article about a RTTY demo in 
1922.  In that it was done at the University of Illinois, I would assume 
they were using Morkrum M11s.

At about this same time, the Krums had an experimental RTTY circuit from 
Chicago to Milwaukee and the US Navy did air-to-ground RTTY trials using 
the M11.

have fun,

Duncan
















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