I was pleased to discover my dad, the late Magnificent Marvin, is mentioned on this Wikipedia page about Arco. Dad started out with Atlantic Refining Company.
- The Atlantic Petroleum Storage Company's heritage dates back to 1866. It became part of the Standard Oil trust in 1874, but achieved independence again when Standard Oil was broken up in 1911.
- In 1917, First Richfield Oil Company of California gas station at Slauson and Central Avenues in Los Angeles, California. Richfield Oil Company of California logo is an Eagle trademark.
- The Atlantic Refining Company was headquartered in Philadelphia, Pennsylvania.
- In 1921, Sinclair Oil Company opens first modern service station in Chicago called "Greasing Palace No. 1". Sinclair gets into trouble with Teapot Dome scandal.
- In 1966, Atlantic merges with the Richfield Oil Company of California. The first CEO was Robert Orville Anderson. The new company boasts a new trademark, a red diamond shape called the ARCO Spark designed by Bauhaus artist, designer, and architect Herbert Bayer.
- Commercial oil exploration started in Prudhoe Bay, Alaska, in the 1960s and the Prudhoe Bay Oil Field, North America's largest oil field, was discovered on March 12, 1968, by Atlantic Richfield Company (ARCO) and Exxon with the well Prudhoe Bay State #1. Key employees with ARCO Alaska were Marvin Mangus and John M. Sweet. The Richfield Oil Company of California had purchased the drilling rights to the land where the discovery well was located. British Petroleum had drilling rights near the discovery well.
- ARCO acquired Sinclair Oil Corporation in 1969, but later divested certain Sinclair assets during the mid 1970s, resulting in Sinclair returning as a private company.
In 1978, ARCO opened the first of its ampm convenience stores in Southern California.