Original oil and gas trade magazine vintage ad for AMERCOAT CORPORATION of South Gate, CA. Offshore rig stand in the world's largest electrolyte. Standard Oil Company of California, operator of Standard-Humble Summerland State No 1 uses Amercoat protective coatings to prolong the life of its new offshore rig off Santa Barbara. This unique 1959 old oilfield petroleum drilling equipment magazine advertisement would display beautifully matted and framed.