Search Results for: Horology

The Ingenious Watches of Abraham-Louis Bréguet

The Ingenious Watches of Abraham-Louis Bréguet

On January 10, 1747, Swiss horologist Abraham-Louis Breguet was born. In his lifetime he was considered the leading watchmaker of his day because of his artistic as well as technical skill. His innovations included a self-winding or “perpétuelle” watch (1780), the gong spring which decreased the size of repeater watches, and the first anti-shock device or “pare-chute“, which improved the reliability of his watches while making them less fragile. Of course Swiss watches…
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Ferdinand Freiherr von Richthofen and the Silk Road

Ferdinand Freiherr von Richthofen and the Silk Road

On May 5, 1833, German traveller, geographer, and scientist Ferdinand Freiherr von Richthofen was born. Von Richthofen is noted for coining the terms “Seidenstraße” and “Seidenstraßen” = “Silk Road(s)” or “Silk Route(s)” in 1877. He also standardized the practices of chorography and chorology. Richthofen and the Alpine Geology Ferdinand von Richthofen was born in Carlsruhe, Prussian Silesia, to Karl Richthofen and his wife Ferdinande. He attended the Catholic Gymnasium in Breslau (today…
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Ferdinand Berthoud and the Chronometer

Ferdinand Berthoud and the Chronometer

On March 19 1727, French horologist Ferdinand Berthoud was born. Together with his great rival, Pierre Le Roy, Berthoud contributed to the development of the chronometer in the attempt to solve the problem of determining longitude at sea. Berthoud‘s improvements to the chronometer have been largely retained in present-day designs. Becoming a Master Watch Maker Ferdinand Berthoud was born in in Plancemont, Val-de-Travers, in the Canton of Neuchâtel, Switzerland, into a distinguished…
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The Chronometers of Thomas Earnshaw

The Chronometers of Thomas Earnshaw

On February 4, 1749, English watchmaker Thomas Earnshaw was born. Earnshaw further simplified the process of marine chronometer production, making them available to the general public. He is also known for his improvements to the transit clock at the Royal Greenwich Observatory in London and his invention of a chronometer escapement and a form of bimetallic compensation balance. Improving Marine Timekeepers Thomas Earnshaw was born at Ashton under Lyne, Lancashire. He became…
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The Peltier Effect

The Peltier Effect

On October 27, 1845, French physicist Jean Charles Athanase Peltier passed away. Peltier is best known today for the introduction of the eponymous Peltier effect, a thermoelectrical effect, i.e. the presence of heating or cooling at an electrified junction of two different conductors, as well as for the electrostatic induction. Peltier was born to a poor family; his father earned a living as a shoemaker. A quick intelligence and perseverance were displayed at…
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Christiaan Huygens and the Pocket Watch

Christiaan Huygens and the Pocket Watch

On October 4, 1675, prominent Dutch mathematician and scientist Christiaan Huygens patented a pocket watch. Huygens was a leading scientist of his time, who established the wave theory of light and made outstanding astronomical discoveries. He also patented the first pendulum clock in 1656, which he has developed to meet his need for exact time measurement while observing the heavens. Youth and Education Christiaan Huygens was born on 14 April 1629 in…
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Daniel Quare and the Repeating Watch Movement

Daniel Quare and the Repeating Watch Movement

On March 21, 1724, English clockmaker and instrument maker Daniel Quare passed away. He is best known for his invention of a repeating watch movement in 1680 and a portable barometer in 1695. Daniel Quare – A Brother of the Clockmaker’s Company Daniel Quare was probably born in 1648, but the sources differ. He was admitted a brother of the Clockmakers’ Company in April 1671. When Quare started his career, the pendulum…
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