Blackened sphere from Violle's actinometer

PART OF:: Two pairs of blackened & gilt spheres

Made:: Unattributed place

Blackened sphere from Violle's actinometer

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Blackened sphere from Violle's actinometer
Science Museum Group
© The Board of Trustees of the Science Museum

Blackened sphere with wooden stand, from one of two pairs of blackened & gilt spheres, Violle's actinometer, tested at Kew in 1889

Details

Category:: Meteorology

Object Number:: 1995-848/2

Materials:: wood and copper

Measurements:: each, overall: 22.2 cm

type:: actinometer

credit:: Meteorological Office, Berkshire

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