HALL, SIR JAMES (1761-1832), Scottish geologist and physicist, was born at Dunglass on Jan. 17, 1761. He made a series of experiments to demonstrate the views of James Hutton with regard to intrusive rocks, and was thus the founder of ex perimental geology. The results of his experiments were brought before the Royal Society of Edinburgh. He was M.P. for Michael, Cornwall, from 1807-12. He died on June 23, 1832, at Edin burgh. He left three sons, of whom the second, Basil (q.v.), was a well known writer of travel books.