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Several hermetically sealed nickel cadmium cells

Several hermetically sealed nickel cadmium cells

Glass-stoppered bottle containing cadmium

Glass-stoppered bottle containing cadmium

1801-1892 (prepared)
Weston normal cell (photo-electric), Cadmium type, with glass fronted case, serial no. 14862, by H. Tinsley and Co., London, England, 1926.

Weston normal cell (photo-electric)

1926
Five bottles of eutectic alloys of various metals to show the percentage which gives an alloy of the lowest melting point.

Five bottles of eutectic alloys of various metals

1885
UK5 (Ariel V) Nickel-Cadmium battery (flight spare)

Battery for UK5 (Ariel V) Satellite, English, 1972-74

1972-1974