[GreenKeys] another Model 28 manual online (Bob Erickson)

[dmm at lemur.com]

Bob Erickson recently had a friend of his scan a Model 28 manual
(Bell System Practices, circa 1953).
The results are online at:

http://ed-thelen.org/Teletype-28/index.html

Regards,
David M.
===
Dr. David M. MacMillan * dmm at lemur.com * www.lemur.com & www.CircuitousRoot.com

   The first rule of intelligent tinkering is to save all the parts.
       - Paul Ehrlich (1854-1915); Aldo Leopold