Background
Whitaker, Orvil Robert was born on October 21, 1875 in Frazesburg, Ohio, United States. Son of Reuben Barker and Jennie (Magruder) Whitaker.
Whitaker, Orvil Robert was born on October 21, 1875 in Frazesburg, Ohio, United States. Son of Reuben Barker and Jennie (Magruder) Whitaker.
Mechanical Engineering, Colorado School of Mines, 1898.
Assayer and chemist Silver Lake Mines, Colorado, 1898-1899. Superintendent of mines H. C. Harrison properties, Mexico, 1900. Assistant manager and engineer Silver Lake Mines, 1901-1902.
Engineer Anaconda Copper Mining Company, Butte, Montana, 1902.
Foreman War Eagle Mines, Rossland, British Columbia, Canada, 1903. Superintendent of mines New York and Honduras Rosario Mining Company, Honduras, Central America, 1903-1904.
Examining engineer Guggenheim Exploration Company, 1905. General superintendent mines Compania Minera de Penoles, Mapimi, Duranzo, Mexico, 1906-1911.
General consultant and operating practice since 1912.
Construction engineering Molybdenum Corporation of America, Howe Sound Company, Molybdenum Gold Mining Company, Aspen Leases, Humphreys Gold Corporation. Has made extensive examinations for various large companies. Conducted investigation of ore smelting contracts for State of Colorado, 1918, Province of British Columbia, Canada, 1919.
Member American Institute Mining and Mining Engineers, Mining and Metallurgical Society of America, Colorado Society Engineers. Club: University (Denver).
Married Mina Killgore, June 14, 1905. Children: Mary, Charles Killgore (deceased), Orvil Robert, George Barker.