A part number can still be seen on lower edge. We have had the sign in our family for 40 years. I think its from the late 40's to early 50's, has some chipping but in very good shape, I have seen a lot worse. This would make a great present for any motor-head or oil and gas worker. The item "RARE 40's Original SHELL Porcelain Sign OIL/GAS" is in sale since Wednesday, February 21, 2018.
This item is in the category "Collectibles\Advertising\Gas & Oil\Gas & Oil Companies\Shell". The seller is "1970-merc" and is located in East China, Michigan.This item can be shipped to United States.