Microwave Aerials and Towers | BT Heritage
18:10
Why America's Forgotten Microwave Skyway Network is still standing | Abandoned
19:26
The Post Office Tower of London | BT Heritage
8:54
What’s the Greatest Machine of the 1960s…the Post Office Tower? (with Chris Barrie)
5:38
Microwave Antenna Alignment
21:15
AT&T Archives: Newfoundland Long Lines, a WWII film made by the U.S. Army and AT&T, from 1943
43:19
If I touch this tower, I die
25:31
AT&T Bell Labs 1 ESS (Electornic Switching System) Manufacturing Processes (1965)
2:15