Harold Black and the Invention of the Negative Feedback Amplifier - AT&T Archives
28:50
Manufacturing 1A and 2B ESS Memory - AT&T Archives
28:50
AT&T Archives: Matter Waves, Holden and Germer on Wave Nature and the Davisson-Germer Experiment
9:37
The Transistor: a 1953 documentary, anticipating its coming impact on technology
25:58
Insane Engineering Of The Saturn F-1 Engine
14:55
The Incredible Machine (1968)
26:52
AT&T Archives: The Far Sound, a History of Long and Longer Distance Communications, from 1961
15:14
The most deadly project on the Internet
31:45