Boxes, Coin Collecting No. 17
Boxes, Coin Collecting No. 17 is similar to Boxes, Coin Collecting No. 14 except the mechanism has a plug ended flexible cable instead of the normal fixed plug and socket. A Bellset No. 42 is associated with this box and has a socket mounted to the lower right of the Bellset plate.
Field trailed circa 1949 but not thought to be generally used.
A Mechanism No. 17 is used.
Diagram - N1166.
Specification - S319.
POST OFFICE ENGINEERING DEPARTMENT
Box, c.c., Part, Mechanism No.17 (Mark 1)
The construction of this item shall be by modification of Box, C.C., Part Mechanism No.14.
(ii) The following contractors piece-part drawings refer in
addition to Drawings MS 6668 and 6670:-
An additional item which is not an included part of a Box,
Coin-Collecting, No.17A-complete, but which will form part of the
The construction of this item to be as follows:-
A Bell-Set No.33 to be obtained from Post Office Factory
repaired stock. Modify in accordance with Drawings MS 6669 and
6670 and Messrs H.T.A. piece part drawing numbers:-
Details of wire and wiring between Bell Set terminals and
the socket, and latch-in type plug and the spring set on the mechanism
The plug and socket tags to be numbered on one side of the tag rows in accordance with Drawing MS 6670.
(ii) Box, C.C., Part: Mechanism No.17. Each Mechanism shall
be marked with the stock list code, manufacturers approved code letters
followed by the mark number,
(iii) Bell-Set, No.42. Each Bell-Set shall be marked
with the stock list code, manufacturers approved code letters followed by
A complete list of the apparatus quoted in this specification is detailed below:-
Last revised: March 18, 2023