Is there porcelain and tin Douglas pump signs and in more than one size???
Owned by Conoco,they had one tanker in the Sacramento area and loaded from the Shell rack in W.Sacramento when I was driving many years ago. Douglas had a large truck stop in Lodi Ca.only station that was in our area at the time.
douglas refinery produced a lot of asphalt for our roads .. ...
krieger / douglas / conoco