Saunders signalling key

Made:
Westminster
Saunders signalling key, no. 12219, by Muirhead and Co

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Saunders signalling key, no. 12219, by Muirhead and Co
Science Museum Group
© The Board of Trustees of the Science Museum

Saunders signalling key, no. 12219, by Muirhead and Co., Westminster

Details

Category:
Telecommunications
Object Number:
1989-1009
type:
saunders
credit:
Muirhead Vactric Components Limited