Background
Manning, Vannoy Hartrog was born on December 15, 1861 in Horn Lake, Mississippi, United States. Son of Van H. and Mary Z. (Wallace) Manning.
Manning, Vannoy Hartrog was born on December 15, 1861 in Horn Lake, Mississippi, United States. Son of Van H. and Mary Z. (Wallace) Manning.
University of Mississippi, 1878-1881. Doctor of Engineering, University of Pittsburgh, 1919.
Civ. engineer with United States Geological Survey, 1886-1910. With bureau of Mines, Department of Interior, 1910, assistant director, 1911-1914, director, 1914-1920. Director research, American Petroleum Institute, 1920-1924.
Petroleum engineer Pan American Petroleum and Transportation Company, 1924-1925.
Consultant petroleum engineer, 1926-1928. Director engineering and technical research, Petroleum Research Corporation, 1928-1930.
Construction engineering United States Bureau Mines. Also consultant petroleum engineer, Republic of Cuba.
Member central petroleum committee, National Democrat.
Married Emily South. Stevens, 1898. Children: Vannoy H., Oscar Stevens.