John Martyn Roberts

Martyn John Roberts FRSE DL (1806–1878) was a 19th-century British scientist and inventor who performed experiments with galvanic batteries and explosives.

Life
Llangenny churchyard

He was born in Wales on 2 August 1806 the son of Caroline Yalden of Lovington and her husband, John Roberts. He studied science at the University of Edinburgh.[1]

In 1840 he was elected a Fellow of the Royal Society of Edinburgh. His proposer was Sir John Robison.[2]

In 1864 he patented an invention to spin wool.[3] He also in the same year patented a device to reduce friction on ships propellers but this lapsed in 1867 due to non-payment of the £50 stamp duty.[4]

He died on 8 September 1878. He is buried in Llangenny Churchyard.

Family

In 1840 he married Anne Eliza Gordon daughter of William Gordon, brother of Sir John Gordon. They lived at Pendarren House near Crickhowell in Wales.[5]

Their eldest son was William Scarlett Roberts (b.1849).

gollark: The 3900X exists.
gollark: You can get that on AM4 now.
gollark: I really wouldn't expect that to work portably.
gollark: Also the standard for 12V-only power supplies.
gollark: <@273751268244193281> There are PicoPSU thingies which just convert 12V input to the other voltages a computer needs, but they are probably too low-power for high-end computers.

References
  1. The Country Families of the United Kingdom, E Walford
  2. Biographical Index of Former Fellows of the Royal Society of Edinburgh 1783–2002 (PDF). The Royal Society of Edinburgh. July 2006. ISBN 0 902 198 84 X.
  3. London Gazette 15 April 1864
  4. London Gazette 13 December 1867
  5. "Person Page". www.thepeerage.com. Retrieved 2019-06-02.


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