Mobil Oil porcelain sign features the iconic Pegasus from Mobil Gasoline. The sign is predominantly red and blue, with the Mobil brand name prominently displayed. It measures 11 3/4 and has excellent porcelain. Whether you are displaying this sign as part of your collection in your man cave, shop, bar, or garage, or giving it as a gift, you can also browse my other auctions for more vintage gas, oil, aviation, automobile, motorcycle, and hunting signs. Vintage Mobil porcelain sign. Mobiloil – Pegasus – Socony. Bright colors w/ porcelain on both sides.