Original oil and gas trade magazine vintage ad for THE BOVAIRD SUPPLY COMPANY of Tulsa, OK. A Dependable Link in a Vital Chain. Buy From Bovaird. P.E.S.A. Petroleum Equipment Supplies Association. Service, Stocks, Experience, Stores. Unique 1955 old petroleum equipment magazine advertisement. On the reverse side is an ad for THE TORRINGTON COMPANY of Torrington, CT. Heavy Duty Needle Bearings are designed and manufactured to give added strength for long economical service. Spherical Roller, Tapered Roller, Cylindrical Roller, Needle, Ball, Needle Rollers. Unique 1955 old petroleum industry equipment magazine advertisement. Approximate size 9 x 12 inches.