Back الكسندر كلارك (مساح اراضى من المملكه المتحده لبريطانيا العظمى و ايرلاندا) ARZ الکساندر راس کلارک AZB Alexander Ross Clarke German Alexander Ross Clarke Spanish Alexander Ross Clarke Estonian Alexander Ross Clarke French Alexander Ross Clarke Italian Alexander Ross Clarke Portuguese Alexander Ross Clarke Romanian Кларк, Александер Росс Russian
Alexander Ross Clarke | |
|---|---|
 Alexander Ross Clarke in 1861 | |
| Born | 16 December 1828 Reading, England |
| Died | 11 February 1914 (aged 85) Reigate, England |
| Nationality | British |
| Known for | The Principal Triangulation of Great Britain, Reference ellipsoids, Textbook on geodesy. |
| Awards | Royal Medal of the Royal Society, Companion of the Order of the Bath |
| Scientific career | |
| Fields | Geodesy |
| Institutions | Ordnance Survey |
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 a military officer of the Royal Engineers employed on the Ordnance Survey, attaining the rank of colonel.