Four platinum foil electrodes from a Grove battery
Four platinum foil electrodes from a Grove battery, part of apparatus to show unequal expansion of brass and iron.
Apparatus to show the unequal expansion of brass and iron. It comprises a Grove battery, brass and iron bars with supporting frame, connecting wires and stand for metal filament
Four platinum foil electrodes from a Grove battery, part of apparatus to show unequal expansion of brass and iron.
Grove battery, part of apparatus to show the unequal expansion of brass and iron (platinum electrodes recorded and stored separately).
Apparatus to show the unequal expansion of brass and iron, comprising brass and iron bars with supporting frame, connecting wires and stand for metal filament, by J. J. Griffin & Sons, London, England, 1880.
Supporting frame, part of apparatus to show the unequal expansion of brass and iron
Part of apparatus to show the unequal expansion of brass and iron
Iron bar, part of apparatus to show the unequal expansion of brass and iron
Part of apparatus to show the unequal expansion of brass and iron
Brass bar, part of apparatus to show the unequal expansion of brass and iron