engineer | Engineer | Occidental Petroleum | audio engineer | Liquefied petroleum gas | King Fahd University of Petroleum and Minerals | Salvatore "The Engineer" Greco | Railroad engineer | Engineer's degree | Petroleum industry | Dome Petroleum | China University of Petroleum | Audio engineer | American Association of Petroleum Geologists | The Adventure of the Engineer's Thumb | Phillips Petroleum Company | petroleum industry | Ministry of Petroleum and Energy | Michael Paine (engineer) | Madras Engineer Group | Iraq Petroleum Company | Francis Webb (engineer) | David MacMillan (sound engineer) | Dana Petroleum | University of Petroleum and Energy Studies | Society of Petroleum Engineers | Qatar Petroleum | Petroleum Road | Nigerian National Petroleum Corporation | National Petroleum Council |
A graduate of Carthage College and the Colorado School of Mines, Keightley spend most of his working life in England as a petroleum engineer and was an avid philatelist.