Take a look at MRC's 1950's page:
http://www.lib.berkeley.edu/MRC/50svid.html
and our extensive Beat page:
http://www.lib.berkeley.edu/MRC/BeatGen.html
Let me know if you need distributor info.
Gary Handman
Director
Media Resources Center
Moffitt Library
UC Berkeley 94720-6000
http://www.lib.berkeley.edu/MRC
"Everything wants to become television" (James Ulmer -- Teletheory)