Restoring Ferdinand Berthoud’s No. XXX Marine Chronometer
In the 18th century, Ferdinand Berthoud designed genuine timekeepers: marine chronometers made it possible to "keep time" during sea voyages, the only reference allowing to calculate longitude. Some of these measuring instruments are steeped in history, such as the longitude clock No. XXX which recently joined the collection of Karl-Friedrich Scheufele at the L.U.CEUM in Fleurier. In 1787, Ferdinand Berthoud,...
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