Background
Leonard, John Walter was born on November 17, 1868 in New York City. Son of James Corrigan and Mary Agnes (Coyne) Leonard.
Leonard, John Walter was born on November 17, 1868 in New York City. Son of James Corrigan and Mary Agnes (Coyne) Leonard.
Educated parochial and public schools, Titusville, Pennsylvania.
Early oil operator in South.W.Pa., West Virginia, Ohio, Kentucky, Illinois, Oklahoma, Texas and Canada. A pioneer operator in Mexico, 1908-1914, drilling first oil wells on the Panuco, Tamesi and Tuxpam rivers. An incorporator Mexico Fuel Oil Corporation and Penn-Mexico Fuel Oil Corporation.
An organizer Tropical Oil Corporation (later owned by International Petroleum Limited company).
Drilled the first producing oil well in Republic of Colombia, 1917-1918. President Leonard Petroleum Company, Leonard Oil & Gas Company, Leonard Oil Development Company.
Director Stellar Refining Company, Citizens National Bank (Washington, Pennsylvania).
Member of the board of directors Washington (Pennsylvania) Hospital.
Married Caroline McCollum, June 2, 1894. Children: Francis Donnelly, James Dennis, John Walter, Junior.