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William Roy
Scottish military engineer, surveyor and antiquarian (1726-1790) · Scientists · Died at 64
Major-General William Roy was a Scottish military engineer, surveyor, and antiquarian. He was an innovator who applied new scientific discoveries and newly emerging technologies to the accurate geodetic mapping of Great Britain. His masterpiece is usually referred to as Roy's Map of Scotland.
William Roy is read about 14 times a day, in 8 languages.
A typical day, 30 days to 19 August 2026
The middle day of the days counted, so one week of news cannot move it. The line under it is the last 60 days, one point a day.
Something wrong?Also in Deutsch
Media & music
Photos 7
William Roy monument, Carluke![Detail (Pollokshaws, now in Glasgow) from a map in Roy's Military Survey of Scotland.[14]](https://upload.wikimedia.org/wikipedia/commons/thumb/0/0e/Mansewood1747-1755.jpg/500px-Mansewood1747-1755.jpg?utm_source=en.wikipedia.org&utm_campaign=parser&utm_content=thumbnail)
Detail (Pollokshaws, now in Glasgow) from a map in Roy's Military Survey of Scotland.[14]
Blue plaque at Roy's London home, 10 Argyll Street.
Cannon in Roy Grove, Hampton marking the Hampton end of the first baseline of the triangulation of Great Britain
Cannon near Heathrow Airport Northern Perimeter Road, marking the northern end of the baseline![The proposed triangulation mesh of the Anglo-French survey 1784-1790.[30] For the actual mesh used see File:Anglo-French survey of 1784-1790.jpg](https://upload.wikimedia.org/wikipedia/commons/thumb/5/56/Anglo-French_survey_of_1784-1790_Proposed_mesh.jpg/1280px-Anglo-French_survey_of_1784-1790_Proposed_mesh.jpg?utm_source=en.wikipedia.org&utm_campaign=parser&utm_content=thumbnail)
The proposed triangulation mesh of the Anglo-French survey 1784-1790.[30] For the actual mesh used see File:Anglo-French survey of 1784-1790.jpg
Rough Castle, on the Antonine Wall, drawn by William Roy in 1755.Awards
About this person
Category
Scientists
Type
Scientist
Status
Deceased
Dates
Lived 1726 to 1790 · aged 64
