BY the death of Alan Archibald Campbell Swinton on Feb. 19, scientific research loses one who has done valuable work especially in X-rays and radio communication. The third son of Archibald Campbell Swinton of Kimmerghame, Berwickshire, he was born on Oct. 18, 1863. His father was a professor of civil law in the University of Edinburgh from 1842 to 1862 and was also Brigadier-General in the Royal Company of Archers. He could prove direct descent from the Royal House of Scotland. Prof. Swintons second son was Captain George S. C. Swinton, who was chairman of the London County Council in 1912 and chairman of the town-planning committee of the new city of Delhi. He was also Lord Lyon King of Arms. Prof. Swintons sister was the mother of Archbishop Lord Davidson.