chronometer

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chronometer: Related Content

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Topics

ship’s bell time clock machine calendar sundial chronograph gnomon clepsydra hourglass particle accelerator 22 Questions About Time and Timekeeping Answered lubrication robot

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Key People

Edward John Dent

British clockmaker

John Harrison, detail of an oil painting by Thomas King; in the Science Museum, London

John Harrison

British horologist

Ferdinand Berthoud

French horologist

Thomas Earnshaw

English watchmaker

barometer. Antique Barometer with readout. Technology measurement, mathematics, measure atmospheric pressure

Fun Facts of Measurement & Math

Clock face of Big Ben.

Scientists and Their Inventions Quiz