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	Vacuum Tubes (1943) (A/V Geeks 16mm Films) View
	Vacuum Tubes \| Principles of Radio \| 1943 \| Educational Film (Electrical Superintendent) View
	Vacuum Tubes - The Triode u0026 The Multipurpose Tubes - 1943 US Army Training Film (Electrical Superintendent) View
	Vacuum Tubes 1943 Educational Documentary WDTVLIVE42 - The Best Documentary Ever (Friedrich Moore) View
	Build a Hybrid Amplifier Using 6J1 Vacuum Tubes With C5200 and A1943 transistor (Share Tech Creative) View
	Computer History 1949 -1960 Early Vacuum Tube Computers Overview, History Project Educational (Computer History Archives Project (\) View
	Vacuum Tubes Valves Westinghouse WW2 Electronics at Work (Tubes Valves) View
	1943-08-10: The Cathode Ray Tube How It Works (Tom Owens UAP) View
	Electronics At Work (1943) Part 2.mov (myfenderchamp) View
	Electronics At Work (1943) 2 / 3 (derekvolt) View