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Cup and Thermopile for Callendar's Radio-Balance, 1886-1930
Cup mounted in tubular thermopile for Hugh Longbourne Callendar radio-balance, 1886-1930.
Copper Cube and Condensing Syringe Apparatus, 1872
Copper cube and condensing syringe, for Tyndall's experiment on the consumption of heat in mechanical work, made by William Ladd, London, England, 1872
s' Gravesande Ring and Ball, 1894
1894 (apparatus); 1742 (date of experiment)
s' Gravesande ring and ball, by J. J. Griffin & Sons, London, England, 1894. Experiment first described by s' Gravesande in 1742.