Variation compass, for observations of the Aurora, 19th century

Made:
1801-1900 in England
12 inch variation needle

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12 inch variation needle
Science Museum Group
© The Board of Trustees of the Science Museum

Variation compass with a 12 inch needle, used for obserations of the effects of the Aurora on the magnetic needle by the Royal Society in the 19th century

Details

Category:
Terrestrial Magnetism
Object Number:
1900-130
type:
variation compass
credit:
The Royal Society