TELEPHONES FOR TRACTION SYSTEMS
Fitted with two Spring Plug Sockets, connected to substantial Terminal Screws, provided with Washers and Back Nuts. The Terminals are fitted with small Locking Screws, preventing the Nuts being completely removed and lost.
The Sockets and Terminals are mounted up in a Solid Ebonite Block of ample dimensions to secure High Insulation, and secured to a Cast brass Base for attachment to the Feeder Pillar.
Price in 1908 was £0.12.6
Last revised: February 05, 2011