Josiah Latimer Clark
Josiah Latimer Clark (born March 10, 1822 in Great Marlow , † October 30, 1898 in London ) was an English engineer. The focus of his work was on bridge building and telegraphing .
Clark began as an assistant to his brother Edwin (1814-1894) in the construction of the Menai Straits Bridge. He investigated the signal delay in submarine cables , he was one of the inventors of the pneumatic tube in 1854 and invented the Clark standard element named after him in 1874 , a historical form of a reference voltage source . Clark tried to standardize electrical units. He introduced the units of volts , ohms , watts and farads .
Fonts
- An Elementary Treatise on Electrical Measurements . 1868
- Together with H. Sadler: The Star Guide . 1886
- A Dictionary of Metric and Other Useful Measures . 1891
- Electrical tables and formulæ, for the use of telegraph inspectors and operators by Latimer Clark and Robert Sabine. Publishers: E. & FN Spon, London 1871
- Transit tables for 1883 (-88) giving the Greenwich mean time of the transit of the sun and of certain stars for every day of the year . By Latimer Clark. Publishers: Alfred J. Frost, London 1883
Individual evidence
- ^ Publications Edwin Clark in the Internet Archive - online
Web links
- Biography (English)
personal data | |
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SURNAME | Clark, Josiah Latimer |
BRIEF DESCRIPTION | English engineer |
DATE OF BIRTH | March 10, 1822 |
PLACE OF BIRTH | Great Marlow |
DATE OF DEATH | October 30, 1898 |
Place of death | London |