Note:  Do not rely on this information. It is very old.

Roy William

Roy, William, was a general in the army who became distinguished as an antiquary and geodesist. He was one of the originators of the great trigonometrical survey of Great Britain, being employed in 1746 to make a military map of Scotland, a work he carried out thoroughly. In 1767 he was made F.R.S., and later obtained the Copley Medal for his great achievement in successfully measuring the Hounslow base, the first step towards making an ordnance survey of the United Kingdom. He died July 1st, 1790. His valuable Military Antiquities of the Rvmans in Great Britain was published after his death.