The Coming of the Dial (1933)
16:19
End of an Era | BT Heritage
26:52
AT&T Archives: The Far Sound, a History of Long and Longer Distance Communications, from 1961
25:34
'Night Mail 2' Documentary - 1986.
19:46
Working in a telephone exchange, 1960's -- Film 3792
10:00
The Guardian-3.mpg
27:24
AT&T Archives: Telstar!
9:41
One Jump Ahead - Television Trade Film - GPO Documentary
9:43