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James Dewar
James Dewar
Dewar's vacuum flask in the museum of the Royal Institution
Dewar's vacuum flask in the museum of the Royal Institution
Sir James Dewar's ashes at Golders Green Crematorium
Sir James Dewar's ashes at Golders Green Crematorium
Portrait by René le Brun, Comte de L'Hôpital, in the collection of the Royal Society of Chemistry
Portrait by René le Brun, Comte de L'Hôpital, in the collection of the Royal Society of Chemistry
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The typical design of a Thermos brand vacuum flask, used for maintaining the temperature of fluids such as coffee
The typical design of a Thermos brand vacuum flask, used for maintaining the temperature of fluids such as coffee
Laboratory Dewar flask, Deutsches Museum, Munich
Laboratory Dewar flask, Deutsches Museum, Munich
A cryogenic storage dewar of liquid nitrogen, used to supply a cryogenic freezer
A cryogenic storage dewar of liquid nitrogen, used to supply a cryogenic freezer
1930s "Thermofix" vacuum flask
1930s "Thermofix" vacuum flask