MACKAYE, PERCY, dramatist and poet; born in 1875 in New York, graduated from Harvard in 1897, and became a student at Leipsic, after travel ing in Europe, he taught privately in New York and from 1904 has been en gaged in dramatic work. His works include "The Canterbury Pilgrims," a comedy (1903) ; "A Modern Rendering into Prose of Chaucer's Tales" (1904) ; "Fenris the Wolf," a tragedy (1905) ; "Jeanne d'Arc," a tragedy (1906) ; "Sap pho and Phaon" (1907) ; "The Scare crow: a tragedy of the Ludicrous" (1908) ; "The Playhouse and the Play" (1909) ; "The Civic Theater" (1912) ; "The Present Hour" (1914) ; "Caliban" (1916) ; "Christmas Masque" (1917) ; "George Washington" (1920).
McKEESPORT, a city in Allegheny co., Pa., at the confluence of the Monon gahela and Youghiogheny rivers, and on the Pittsburgh and Lake Erie, the Balti more and Ohio and the Pennsylvania railroads; 15 miles S. of Pittsburgh. It is in the center of the great bituminous coal and natural gas region of the State; contains a business college, public library, hospital, electric light and street railroad plants, daily and weekly papers, National banks, and about 30 churches; and has tubing and wrought iron pipe works and is the seat of a great iron and steel industry. Several of the largest steel plants in the world are located here. The city has the commis sion form of government adopted in 1913. Pop. (1910) 42,694; (1920) 46,781.
McKEES ROCKS, a borough in Penn sylvania, in Allegheny Co. It is on the Ohio River and on the Pittsburgh and Lake Erie, and the Pittsburgh, Chartiers, and Youghiogheny Railroad. It is an important industrial center, especially in iron and steel. There are also rail way shops, manufactures of iron, con crete, railroad cars, etc. The Ohio Valley General Hospital is in the city.
Pop. (1910) 14,702; (1920) 16,713.
McKELLAR, KENNETH DOUGLAS, United States Senator from Tennessee for the term 1917-1923; born in Rich mond, Ala., elected to House of Repre sentatives in 1911 to fill the unexpired term of General Gordon. Re-elected Con gressman from the Tenth Tennessee dis trict, serving from 1913 to 1917 when he was elected to the Senate.
1VIcKENDREE COLLEGE, a coedu cational institution in Lebanon, Ill.; founded in 1828 under the auspices of the Methodist Episcopal Church; report ed at the close of 1919: Professors and instructors, 15; students, 232. Presi dent, Dr. G. E. McCammon.
McKENNA, JOSEPH, Associate Jus tice of the Supreme Court of the United States; born in Philadelphia Aug. 10, 1843, and admitted to the bar in 1865. Elected to the House of Representatives from the second California district in 1885 from which he resigned in 1892 to become a United States Circuit Judge. President McKinley appointed him At torney-General in his cabinet in 1897, and later to the Supreme Court on Jan. 26, 1898.
McKENNA, REGINALD, an English politician; born in England in 1863. Educated at King's College, London, and Trinity College, Cambridge (Scholar and Honors in mathematics, Honorary Fol low in 1916. Contested Clapham in 1892. Became a barrister in 1887 and practiced law until he entered Parlia ment in 1895. Was appointed Finan cial Secretary to the Treasury in 1905. President of the Board of Education in 1907-1908. 1st Lord of the Admiralty in 1908-1911, Home Secretary 1911-1915. Chancellor of the Exchequer in 1916. Chairman of the London Joint City and Midland Bank 1919.