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Pulse Glass by J. J. Griffin and Sons, 1880

1880

Copper Cube and Condensing Syringe Apparatus, 1872

1872

Radiometer containing a double set of vanes

1876-1895

s' Gravesande Ring and Ball, 1894

1894 (apparatus); 1742 (date of experiment)

Crookes' radiometer with four aluminium vanes coated on one side with clear mica (No. 4)

1878

Leslie Cube

1872

Cup and Thermopile for Callendar's Radio-Balance, 1886-1930

1886-1930

Apparatus for Demonstrating Thermal Expansion, 1889

1889

Hope's water-density apparatus by Hachette and Co., Paris, France, 1857.

Hope's Water-Density Apparatus, 1857

1857

Apparatus to show production of heat by friction, by J. J. Griffin & Sons, 2 Garrick Street, London, 1880. Multiplying wheel with copper tube, and a pair of hinged boards

Heating by Friction Apparatus, 1880

1880

Metal bar and gauge to show expansion through heat, by J. J. Griffin & Sons, London, England, 1894.

Metal Bar and Gauge, 1894

1894

Model of Regnault's original apparatus, sectioned, for measuring the co-efficient of the expansion of mercury, 1847. Made by Museum workshops, 1910.

Model of Regnault's Apparatus, 1847

1847 (original); 1910 (model)

Wollaston's cryophorus, by J. J. Griffin & Sons, London, England, 1894.

Wollaston's Cryophorus, 1894

1894

Trevelyan rocker with leaden support, for showing the production of motion by heat, made by William Ladd, London, England, 1872.

Trevelyan rocker, 1872

1872 (made); 1829 (date of experiment)