The first No. 5 Crossbar was cut over at Media, PA on July 11th 1948. To celebrate, we made a phone call from our 5XB to the one at The Telephone Museum in Ellsworth, Maine.

Martin and I spend a few minutes speaking about the switches, with some nice video and slideshow overlaid.

Watch their end over here:    • Placing a test call from the #5 Cross...