James Dewar's vacuum flask

James Dewar's vacuum flask

Dewar’s first-ever vacuum flask.

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Thermos, vacuum flask PNG transparent image download, size

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SIR JAMES DEWAR QUOTE SIGNED, CHEMIST, PHYSICIST, INVENTOR THERMOS

Sir James Dewar, 1842 – 1923. Chemist

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Sir James Dewar, Chemist, Cryogenics, Vacuum Flask