Physical description

1. Metal cased field phone. it has a bell, 2 line terminals, a battery compartment, a morse key and a 2 knob buzzer assembly. Coming out from inside is a Bakelite earpiece. On a lead on the lid a field modification has been made to support the handset (2) externally. I rear holding strap is missing.
2. Black Bakelite hand piece, press to talk switch and a heavy duty 4 pin plug.

Inscriptions & markings

Stamped inside is 1668. Inside the lid is an operation chart - in brass.
Stamped serial 25969.