Franklin hygrometer, 18th century.

Made:
1701-1800
inventor:
Benjamin Franklin
Benjamin Franklin
Benjamin Franklin
Franklin hygrometer, 18th century.

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Franklin hygrometer, 18th century.
Science Museum Group
© The Board of Trustees of the Science Museum

Franklin hygrometer, 18th century.

Details

Category:
Meteorology
Object Number:
1902-84
Materials:
wood and metal
Measurements:
overall: 22 x 135 x 42.7 cm
type:
hygrometer
credit:
Mrs. G.G. Graves.