Two Photographs
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Science Museum Group Collection
© The Board of Trustees of the Science Museum
Science Museum Group Collection
© The Board of Trustees of the Science Museum
Two Photographs, Mounted, of Hackworth's improved spring safety valve (front and side elevation) c.1830
Details
- Category:
- Photographic Collections (Railway)
- Object Number:
- 1934-719
- type:
- photographs
- credit:
- J. Hackworth-Young.
