Invariable Pendulum no. 4 with Agate Plane no. 4

Made:
1825
maker:
Thomas Jones
Invariable Pendulum no. 4 with Agate Plane no. 4

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Invariable pendulum no. 4 with agate plane no. 4, by Thomas Jones, c. 1825

Details

Category:
Geophysics
Object Number:
1914-584
Measurements:
overall 2 OF 2: 140 mm x 100 mm x 60 mm,
overall 1 OF 2: 1580 mm x 60 mm x 140 mm,
type:
pendulum
credit:
Meteorological Office