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Auction Catalogue: Great Central Railwayana, 19 January 2008
| Lot 33 |
A North Eastern Railway Tyers Permissive Block Instrument indicating "Train On Line/Line Closed/Line Clear", the positions repeated below within a glazed brass aperture above the commutator, excellent original condition.
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| | This lot sold for £130 |
The auction catalogue page that includes a photograph of Lot 33 is shown below:
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