[Boatanchors] RCA VC-5-M Crystal Unit

[barry tuttleman]

does anyone know where these were used?  100kc standard for receivers,
test equipment, etc?
pictures:
http://home.att.net/~btuttleman1/RCAVC5M.jpg
http://home.att.net/~btuttleman1/RCAVC5M2.jpg

TIA,
barry
carson city, nv
-- 
Barry Tuttleman
Carson City, Nevada

electronics-related website:
http://home.att.net/~btuttleman2/electron.html

industrial-related website:
http://home.att.net/~btuttleman/barrysite.html