** Department of Transportation

** Department of Corrections

** Department of Motor Vehicles

** Department of Defense

** Office of Special Investigations ( United States Department of Justice )

** State Office of Civil Rights, U. S. Department of State

** ED Office for Civil Rights, U. S. Department of Education

** HHS Office for Civil Rights, U. S. Department of Health and Human Services

** Department of Arts & Languages

** Department of Theology

** Department of Philosophy

** Department of Earth Sciences

** Department of Physical Geography

** Department of Environmental Sciences and Innovation Studies

** Department of Human Geography and Urban Planning

** Department of Biology

** Department of Chemistry

** Department of Information and Computing Sciences

** Department of Mathematics

** Department of Pharmaceutical Sciences

** Department of Physics and Astronomy

** Energy Research and Development Administration part of Department of Energy.

** The United States Post Office Department ( later renamed the United States Postal Service ) begins the 3rd regular airmail service in the world ( between New York City, Philadelphia and Washington, DC ), the 1st being from Allahabad to Naini Junction in India on the 18th February 1911 and the 2nd being from London to Windsor Castle on the 22nd June 1911.

** A federal judge sentences Los Angeles Police Department officers Stacey Koon and Laurence Powell to 30 months in prison for violating motorist Rodney King's civil rights.

** At Gimbels Department Store in New York City, the first ballpoint pens go on sale at $ 12. 50 each.

** Universal Tractor Transmission Oil – UTTO

** Super Tractor Oil Universal – STOU – includes engine

** " Oil " ( Dynasty ), the debut episode of Dynasty

** Oil drainage improved in piston skirts.

** Shell Oil Company, the U. S .- based subsidiary

** Oil tanker, also known as a petroleum tanker

** The North Cape Oil Spill occurs as an engine fire forces the tugboat Scandia ashore on Moonstone Beach in South Kingstown, Rhode Island.

** J. Paul Getty, American industrialist, founder of Getty Oil ( b. 1892 )

** Peter Garrett, Australian musician and politician ( Midnight Oil )

** Oil City

** Comprising six divisions: Fossil Power Generation, Wind Power, Solar & Hydro, Oil & Gas, Energy Service, Power Transmission

** 28 & 30 May – Gordon Johncock wins the 57th running of the Indianapolis 500 in the STP Double Oil Filter Eagle-Offenhauser

** Blood Oil

** Gulf of Mexico, Oil and Gas field ( Shenzi & Neptune fields )

** 30 May – Mario Andretti wins the 54th running of the Indianapolis 500 in the STP Oil Treatment Special Hawk – Cosworth

** Onne Oil and Gas Free Trade Zone

** Irving Oil, petroleum refiner, wholesaler and retailer

** Oil tankers

** Great Oil Sniffer Hoax

** Survivors of the Valdez Oil Spill, organization that claims to represent the victims of the 1989 Exxon Valdez oil spill

** The Oil, the Baby and the Transylvanians ( 1981 )

** 2011 ( already peaked )– Colin Campbell, Oil Depletion Analysis Centre

** United States headquarters of Mitsui Oil Exploration Co. ( Suite 1220 )

** Oil and Gas