From my personal collection and still hanging in my garage with 150 other signs is this way cool VINTAGE PENNZOIL OIL GAS STATION SAFE LUBRICATION PORCELAIN ONE SIDED SIGN. Measures about 15" x 40". Not mint but still pretty nice display and colors are good. I added two more pics. One of the back showing the black background.
The item "VINTAGE PORCELAIN PENNZOIL OIL GAS STATION SIGN 1940s 15 x 40" is in sale since Tuesday, October 23, 2018. This item is in the category "Collectibles\Advertising\Gas & Oil\Merchandise & Memorabilia\Signs". The seller is "kettlecat" and is located in Altoona, Pennsylvania. This item can be shipped to United States.