Petroleum -- Refining.
Subject Source: Library of Congress Subject Headings
Found in 1 Collection or Record:
Scope and Contents Petroliana collection that includes a Milton Bradley board game called "King Oil", for ages 9 to adult, combining luck and strategy to control the oil fields. Game includes plastic game board, plastic playing pieces, printed playing cards, play money, and instructions and 3 issues of "Mid Continent News Humor".