MACKENZIE, Ranald Slidell, American soldier: b. Westchester County, N. Y., 27 July 1840; d. Staten Island, N. Y., 19 Jan. 1889. He was son of Alexander S. Mackenzie (q.v.). Graduated from West Point in 1862, he was assigned to the engineer corps, was wounded at Manassas and brevetted 1st lieutenant for services in that action. He was engineer of Sumner's division at Fredericksburg (13 Dec. 1862). and received the successive brevets of captain and major for his conduct at Chancel lorsville and Gettysburg. Promoted captain of engineers 6 Nov. 1863, he took part in the Rich mond campaign as commander of the 2d Con necticut Artillery. On 18 June 1864 was bre vetted lieutenant-colonel for services in the Petersburg siege and commanded the 2d Con necticut Heavy Artillery in the Shenandoah campaign. He was present at Lee's surrender at Appomattox (9 April 1865), and was mustered out of the volunteer service 15 Jan. 1866. In 1882 he was made brigadier-general and in 1884 placed on the retired list.
McKENZIE, Robert Tait, American sculp tor. educator and physician: b. Almonte, prov ince of Ontario, Canada, 1867. He was grad uated at McGill University in 1889 and took his M.D. there in 1892. He engaged in the practice of medicine; was connected with the medical faculty of MoGill in 1895-1904, and in 1904 was appointed professor and director of the department of physical education at the University of Pennsylvania. He was appointed
temporary major in the R. A. M. C. in 1915, and in 1916 was inspector of physical training of Kitchener's armies, and medical officer in charge of Heaton Park Command Depot. He is a Fellow of the College of Physicians at Philadelphia, and in 1912-15 he was president of the American Physical Education Association. His fame as a sculptor has been achieved with out artistic training, his guide being his thor ough knowledge of anatomy and his unusual ability in interpretation. He has exhibited at the Society of American Artists, New York; the Royal Academy, London, and the Paris Salon. Among his works as a sculptor are 'The Sprinter> (Fitzwilliam Museum, Cam bridge) ; 'The Athlete' (Ashmolean Museum, Oxford) ; the statuettes, 'The Competitor' and the 'juggler' (Metropolitan Museum, New York) ; The Youth Benjamin Franklin' (Uni versity of Pennsylvania). Author of 'The Barnjum Barbell Drill,' and in Edu cation and Medicine.'