Early Gimingham vacuum spherical bulb

Early Gimingham vacuum spherical bulb

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Early Gimingham vacuum spherical bulb
Science Museum Group
© The Board of Trustees of the Science Museum

Early Gimingham vacuum spherical bulb, unexhausted (Sir James Dewar's research vacuum apparatus)

Details

Category:
Heat
Object Number:
1946-254
type:
bulb
credit:
The Royal Institution