three switchboard operator's breastplate transmitters and headsets, 1925-1960

Made:
1925-1960 in United Kingdom
maker:
Unknown
Section of a manual telephone exchange switchboard, type CB 1, with positions for three operators, in use at Enfield Section of a manual telephone exchange switchboard, type CB 1, with positions for three operators, in use at Enfield Section of a manual telephone exchange switchboard, type CB 1, with positions for three operators, in use at Enfield

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Section of a manual telephone exchange switchboard, type CB 1, with positions for three operators, in use at Enfield
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Section of a manual telephone exchange switchboard, type CB 1, with positions for three operators, in use at Enfield
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Section of a manual telephone exchange switchboard, type CB 1, with positions for three operators, in use at Enfield
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Spares: Three switchboard operator's breastplate transmitters and headsets of a CB1 manual telephone exchange switchboard, unknown maker, British, 1925-1960. In use at Enfield Telephone Exchange 22 July 1925 to 5 October 1960

Details

Category:
Telecommunications
Object Number:
1961-94 Pt4
Materials:
brass (copper, zinc alloy), metal (unknown), plastic (unidentified) and rubber (unidentified)
type:
headset
taxonomy:
  • furnishing and equipment
  • sound device
credit:
From the General Post Office