Two old specifications - free for the asking.
This is really 'old school' stuff.
NEMA-0183 version 1.5 dated December 1987.
Includes a poor copy of NEMA 0180 and NEMA 0182.
Two copies.
(maybe 20 sheets of paper, about 5 oz. - each copy)
IS-54-B dated April 1992
(280+ pages and 2 pounds.)
Photos of the cover pages attached.
Free + postage.
Contact me by email: MRILEY .at. AVT-HQ.COM
or by Private Message.
I will respond as quickly as I can.
Thanks for looking, Mike.