Primarily Petroliana Shop Talk Forums Shop Talk Petroliana Forums Showcase and Stories, Petroliana Company Of The Month for June 2004

In the early days there were no standards for auto maintenace. In 1920 that changed when Sinclair published the first Law Of Lubrication booklet. This publication specified lubricants for each make of car, truck, and tractor.

In the earky 20's Sinclair opened its first service station. They had previously just had filling stations. This allowed them to enter the T.B.A. (tires, batteries, and accessories) market.