Vintage Sinclair Opaline Motor Oil Original Porcelain Sign 5x 15. The item “Vintage Sinclair Opaline Motor Oil Original Porcelain Sign 5x 15″ is in sale since Tuesday, November 19, 2019. This item is in the category “Collectibles\Advertising\Gas & Oil\Merchandise & Memorabilia\Signs”. The seller is “quapaw0092″ and is located in Snyder, Oklahoma. This item can be shipped to United States.
- Featured Refinements: Porcelain Sign
- Type of Advertising: Sign
- Original/Reproduction: Original