Model of 4-way rack and pinion valve, 1902.
- Made:
- 1902
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Science Museum Group
© The Board of Trustees of the Science Museum
Model of 4-way rack and pinion valve, 1902.
Details
- Category:
- Gas Industry
- Object Number:
- 1952-246
- type:
- valve, model
- credit:
- Bryan Donkin Co. Ltd.
