Compensating Pendulum

Compensating Pendulum

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The compensating (or gridiron) pendulum was invented by the British clockmaker, John Harrison, ca. 1726. This example was apparently made for classroom demonstrations.
Ref: Max Kohl, Physical Apparatus (Chemnitz, 1904), p. 245.
Currently not on view
Object Name
pendulum, compensating
overall: 16 1/4 in x 10 3/4 in x 6 3/4 in; 41.275 cm x 27.305 cm x 17.145 cm
overall: 16 3/8 in x 10 3/4 in x 5 9/16 in; 41.5925 cm x 27.305 cm x 14.12875 cm
ID Number
catalog number
accession number
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Medicine and Science: Physical Sciences
Data Source
National Museum of American History
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