Oilfield Charm – Oil Derrick $7.99 These sterling plated oilfield charms are the perfect addition to your bracelet. They range from 3/4″ to 1″ in height and 3/8′ to 3/4″ width. You have the choice of TEXAS, USA, Pumping Unit, Derrick, or an Oil Barrel. Why not chose them all!! Out of stock Categories: Jewelry, Oil Industry Related products THE PERMIAN BASIN, PETROLEUM EMPIRE OF THE SOUTHWEST: ERA OF ADVANCEMENT: FROM THE DEPRESSION TO THE PRESENT. $49.95 Add to cart I Support American Oil T-Shirt – Red $24.99 Select options This product has multiple variants. The options may be chosen on the product page Oil- An Overview of the Petroleum Industry $52.95 Add to cart “LEGACY AND LEGEND” PRINT $45.00 Add to cart