Coloured sectional drawing of Cowburn's Dead-weight Safety Valve

Coloured sectional drawing of Cowburn's Dead-weight Safety Valve

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Science Museum Group Collection
© The Board of Trustees of the Science Museum

Coloured sectional drawing of Cowburn's Dead-weight Safety Valve, 1855

Details

Category:
Motive Power
Object Number:
1957-198
type:
drawings
credit:
Science Museum Drawing Office