From my friends on the Glowbugs board this was posted :
RCA promotional film. It shows how vacuum tubes are made, and some
applications as depicted in newsreels and dramatizations. An
iconoscope TV camera is shown with its case open near the end. Lots
of good stuff. 19 minutes total running time.
Part 1:
http://www.youtube.com/watch?v=QCksgN7kiv4
Part 2:
http://www.youtube.com/watch?v=J61hHMjxzC4
I took alook and thought it was kewl!!
Terry