Thomas was educated at Epsom College and Leeds Medical School, qualifying in 1902. He acted as house physician to the Leeds Infirmary and house surgeon to the Beckett Hospital, Barnsley. On the 31st July 1905, he was gazetted Lieutenant in the R.A.M.C., He joined at Aldershot where he served for eighteen months, then proceeded to India and was there for five and a half years, being stationed at Lucknow, Agra, Kailana and Ranikhet, being promoted Captain on 31st January 1909. Whilst in India, at Agra, Thomas married Ada Mary, youngest daughter of Col. Hugh de la Motte Hervey, and Granddaughter of Gen. Hervey, C.B. on the 12th November 1907. They had a daughter Phyllis May Lindsay, born 20 December 1908. Returning to England in 1912, he served a nine months� course at Millbank, London for promotion to Major, and then a year at the Connaught Hospital, Aldershot, where he was stationed when war was declared, in charge of the salvarsan department and was an examiner in this subject for promotion to the rank of captain. On mobilisation he was attached to the 26th Brigade, Royal Field Artillery, then sailed for France on 15th August 1914, arriving the next day. He was killed, with General Finlay and Colonel Grant Duff, by the bursting of a shell upon the Brigade Staff while on march between Choisey and Basseville. Thomas was described as a keen sports man, devoted to fishing and shooting, a very good lawn-tennis player, and a great lover of animals, especially horses. He was the youngest son of Thomas Edward Scatchard of Boston Spa, co. York M.R.C.S., L.R.C.P., by his wife Martha, daughter of Robert Theakston.