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Francis Ronalds describes the first battery-operated clock in the Philosophical Magazine.
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Francis Ronalds
English scientist and engineer (1788–1873)
Sir Francis Ronalds FRS was an English scientist and inventor, and arguably the first electrical engineer. He was knighted for creating the first working electric telegraph over a substantial distance. In 1816 he laid an 8-mile (13 km) length of iron wire between wooden frames…Source: Wikipedia (CC BY-SA)
Philosophical Magazine
Academic journal
The Philosophical Magazine is one of the oldest scientific journals published in English. It was established by Alexander Tilloch in 1798; in 1822 Richard Taylor became joint editor and it has been published continuously by Taylor & Francis ever since.Source: Wikipedia (CC BY-SA)
March 9
Day of the year
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