Non-exhibition time switch, c.1950.

Made:
circa 1950
Non-exhibition time switch, c.1950.

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Non-exhibition time switch, c.1950.
Science Museum Group
© The Board of Trustees of the Science Museum

Non-exhibition time switch, c.1950.

Details

Category:
Road Transport
Object Number:
1997-2197
type:
timers
credit:
Midgley, J.D.