Background
Gentry, Martin Butler was born on October 13, 1886 in Kansas City. Son of Richard and Susan (Butler) Gentry.
mining engineer corporation executive
Gentry, Martin Butler was born on October 13, 1886 in Kansas City. Son of Richard and Susan (Butler) Gentry.
Bachelor of Science Sheffield Science School, Yale, 1906, Engineer of Mines, Columbia School Mines, 1909.
Scout engineer Bolen Darnell Coal Company, 1914, William Braden & Andes Exploration Company, Chile, 1915, engineer, mine superintendent, 1916-1918. Mine manager Santiago Mining Company. Representative Anaconda Copper Mining Company, Santiago, 1919-1925.
Railroad superintendent Andes Copper Mining Company, 1925-1927, Allied Chemical and Dye Corporation, 1927-1930.
Assistant to president Solvay Process Company. New York City, 1927-1930.
Beryllium Company of America, 1930-1932, Union Sulphur Company, 1932-1934, Beryllium Products Company, 1934-1935. Assistant to president Freeport Sulphur Company, 1935-1941, vice president, 1941-1949, retired.
Vice-president, director Sulphur Export Corporation, New York City, retired December 31, 1949.
Former vice president, treasurer American Arbitration Association
Clubs: Cloud, Mining, University, Explorers, Yale.
Married Margaret Tomlinson, May 24, 1922. Children: Margaret G. Yingling, Martin B. Churn drill foreman Chile Exploration Company.