Block instrument (permissive indicating)

1964-330_37_(0001)

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1964-330_37_(0001)
Science Museum Group Collection

Science Museum Group
© The Board of Trustees of the Science Museum

Science Museum Group
© The Board of Trustees of the Science Museum

Science Museum Group
© The Board of Trustees of the Science Museum

Science Museum Group
© The Board of Trustees of the Science Museum

Science Museum Group
© The Board of Trustees of the Science Museum

Science Museum Group
© The Board of Trustees of the Science Museum

Science Museum Group
© The Board of Trustees of the Science Museum

Tyer's 1-needle 8-position cooperative (up to 6 trains) block instrument with tapper and bakelite circular commutator/ permissive window underneath. BR (LYR style). Pattern B2009.

Details

Category:
Signalling & Telecommunications
Object Number:
1964-330/37
type:
block instrument
credit:
Tyer and Company Limited