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Replica of Early Dewar Heat Insulation Vessel, 1932

Replica of Early Dewar Heat Insulation Vessel, 1932

1932
Replica of a Dewar Metal Vacuum Vessel, 1931

Replica of a Dewar Metal Vacuum Vessel, 1931

1931
Replica of Early Vacuum Flask with Glass Seals, 1930

Replica of Early Vacuum Flask with Glass Seals, 1930

1930
Replica of Early Vacuum Flask with Glass Seals, 1930

Replica of Early Vacuum Flask with Glass Seals, 1930

1930
Replica of Vacuum Vessel with Mercury Trough, 1930

Replica of Vacuum Vessel with Mercury Trough, 1930

1930
Replica of Dewar's Liquid Air Calorimeter, 1904

Replica of Dewar's Liquid Air Calorimeter, 1904

1904; 1930
Replica of Low Temperature Gas Thermometer, 1912-1982

Replica of Low Temperature Gas Thermometer, 1912-1982

1912-1982
Replica of glass object in Royal Institution collection: Dewar double annular jacketed vessel completed by Scientific Supplies Co. Ltd. and Museum Workshops, London, England, 1932.

Replica of Dewar Double-Annular Jacketed Vessel, 1932

1932
Replica of object in Royal Institution collection: Dewar vacuum tube with mercury for reflecting surface, by Scientific Supplies Co., London, England, 1930.

Replica of Dewar Vacuum Flask containing Mercury, 1930

1930
[Letters (6)] 1895 and 1907 [to G.D.] Liveing/James Dewar, re his work on the low-temperature thermoelectric properties of bismuth; detection of impurities in bismuth; the writing of joint papers with Liveing especially on their investigation of CN band spectra; unfavourable comments on Crookes's and Ramsay's work on the argon spectrum; his own and his wife's poor health. One letter, 1907 Jun 18, states his need for radium bromide.]

Letters (6) 1895 and 1907 [to G.D.] Liveing/James Dewar

1895 and 1907
[Small portfolio case of c.98 letters, 1898 Jun-1903 Jun, to J.D. Hamilton Dickson / Sir James Dewar, chiefly re experiments concerning vacuum flask]

Small portfolio case of c.98 letters

1898-1903