Classic Rotary Phones Forum

Telephone Switching => Carrier, Radio & Toll => Topic started by: Weco355aman on December 25, 2013, 09:16:22 PM

Title: Toll Testboards
Post by: Weco355aman on December 25, 2013, 09:16:22 PM
Photo of three toll testboards.
Left (by wall) is a #17 Center is a #18 and right is a #24 Private line test board.