Introduced in 1936, this is a C.B. telephone housed in a Teak box, suspended by extendable rods and balance weights, from an overhead rail.

This was a special item only used in Billingsgate Fish Market, London.

The phone was mounted in the box which could be lowered via a system of pulleys or moved sideways on overhead rails.  There was also a Press Button G fitted inside the box.

The Telephone No. 152A was fitted with a Telephone No. 162 mounted on a Bellset No. 25 (Mark 3 & Mark 4).
The Telephone No. 152B was fitted with a Telephone No. 232 mounted on a Bellset No. 26.

Telephone, No. 152A included:-
1 x Bell-set No. 25.
1 x Block, Terminal, No. 20/2, Black.
1 x 8ft. of Cordage, Inst., No. 3/M.
1 x Press-button, G, Black.
1 x Telephone, No. 162 CB, Incomplete and minus Cord.
1 x Telephone, No. 164, with Cord 3/99BN 33".

Circuit Diagram - N252.

Drawing No's 60911, 91327 & 91331.

Adjustment of Magneto bells

The picture above shows a Telephone No. 121 in use


You can just about see two telephone boxes, one to the left above the two chaps heads
and the other just to the right of centre


The two pictures above show the telephone boxes
in the raised and lowered positions

Picture showing a Telephone No. 162 or 232 installed


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Last revised: January 30, 2021