(Encyclopedia) Martin, Glenn Luther, 1886–1955, American aviation pioneer, b. Macksburg, Iowa. Martin built his first airplane in 1909, and in 1912 set the world over-water record, flying from…
(Encyclopedia) Martin, Homer Dodge, 1836–97, American landscape painter, b. Albany, N.Y. His earlier works are in the style of the Hudson River school, but after his stay in France (1881–86) his work…
(Encyclopedia) Martin, Joseph William, 1884–1968, American politician, Speaker of the House of Representatives (1947–49, 1953–55), b. North Attleboro, Mass. He was a reporter (1902–8) for several…
(Encyclopedia) Johnson, Martin Elmer, 1884–1937, American explorer and author, b. Rockford, Ill. He left home at 14 to work his way to Europe on a cattle boat, returning as a stowaway. He then joined…
(Encyclopedia) Kamen, Martin DavidKamen, Martin Davidkāˈmən [key], 1913–2002, American biochemist, b. Toronto, Canada, grad. Univ. of Chicago (B.S., Ph.D. 1937). He discovered carbon-14, the…
(Encyclopedia) Klaproth, Martin HeinrichKlaproth, Martin Heinrichmärˈtēn hīnˈrĭkh kläpˈrōt [key], 1743–1817, German chemist. He is often referred to as the father of analytic chemistry. He recognized…
(Encyclopedia) Heade, Martin JohnsonHeade, Martin Johnsonhĕd [key], 1819–1904, American painter, b. Lumberville, Pa. He studied briefly with Edward Hicks and in Europe, and later traveled in Central…
