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Scale & telescope for use with mirror galvanometer

Scale & telescope for use with mirror galvanometer

Telescope and scale, by Ruhmkorff, of Paris

Telescope and scale, by Ruhmkorff, of Paris

1840-1877
Telescope used with Faraday's magnet for measuring diamagnetic susceptible by Kathleen Lonsdale at the Royal Institution, 1935 -1946. From a collection relating to the X-ray crystallography research carried out by Dame Kathleen Lonsdale at University College London.

Telescope used with Faraday's magnet

1935-1946
Compression apparatus used by Hannay, 1880, and by Ramsay and Young, 1882-1887, with telescope.

Compression apparatus with telescope

A Reading telescope with stand and clamp, for use with a galvanometer, built in 1904 by the West London Scientific Apparatus Company.

Reading telescope with stand

1904
Groves astatic galvanometer with telescope

Groves astatic galvanometer with telescope

1877-1889
Galvanometer scale on brass base, for use with reading telescope, graduated 0-20cm by 0. 05cm, the scale being upside down and laterally inverted

Galvanometer scale on brass base