Permissive block instrument, Great Western/London & North Western Joint Line

Permissive block instrument, Great Western/London & North Western Joint Line Permissive block instrument, Great Western/London & North Western Joint Line Permissive block instrument, Great Western/London & North Western Joint Line Permissive block instrument, Great Western/London & North Western Joint Line Permissive block instrument, Great Western/London & North Western Joint Line Permissive block instrument, Great Western/London & North Western Joint Line Permissive block instrument, Great Western/London & North Western Joint Line

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Permissive block instrument, Great Western/London & North Western Joint Line
Science Museum Group
© The Board of Trustees of the Science Museum

Permissive block instrument, Great Western/London & North Western Joint Line
Science Museum Group
© The Board of Trustees of the Science Museum

Permissive block instrument, Great Western/London & North Western Joint Line
Science Museum Group
© The Board of Trustees of the Science Museum

Permissive block instrument, Great Western/London & North Western Joint Line
Science Museum Group
© The Board of Trustees of the Science Museum

Permissive block instrument, Great Western/London & North Western Joint Line
Science Museum Group
© The Board of Trustees of the Science Museum

Permissive block instrument, Great Western/London & North Western Joint Line
Science Museum Group
© The Board of Trustees of the Science Museum

Permissive block instrument, Great Western/London & North Western Joint Line
Science Museum Group
© The Board of Trustees of the Science Museum

Tyers Permissive Block Instrument, Great Western/London & North Western Joint Line, No 8, for goods lines, probably from Barton Curve Junction Signal box, Hereford

Details

Category:
Signalling & Telecommunications
Object Number:
1997-7908
type:
signalling instrument
credit:
Pearce-Higgins, Selwyn