Alexander Ross Clarke
(1828-1914)

man

Died aged c. 86

Col Alexander Ross Clarke FRS FRSE (1828–1914) was a British geodesist, primarily remembered for his calculation of the Principal Triangulation of Britain (1858), the calculation of the Figure of the Earth (1858, 1860, 1866, 1880) and one of the most important text books of Geodesy (1880). He was an officer of the Royal Engineers employed on the Ordnance Survey.

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Commemorated on 1 plaque

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Southampton, United Kingdom

In this house from 1861 to 1881 lived Colonel A. R. Clarke C.B., F.R.S., who determined the figure of the Earth

21 Carlton Crescent, Southampton, United Kingdom where they was