[GreenKeys] nice item

[dmm at lemur.com]

W2HX wrote:
>Not mine, not sure what it is from. ...

It looks a lot like the case for a 6-level Teletypesetter Reperforator.
See p. 15 of "More Type In Less Time through Automatic Typecasting" at:
http://archive.org/details/TTSMoreTypeInLessTime1961/
or
http://www.circuitousroot.com/artifice/letters/press/compline/literature/tts/sales/index.html

Regards,
David M.
===
Dr. David M. MacMillan  -  dmm at lemur.com

"Whatever you're meant to do, do it now. 
The conditions are always impossible."   - Doris Lessing

www.CircuitousRoot.com   *  www.Lemur.com