For sale is a. Vintage Lion Gasoline porcelain sign that is a great piece to add to your gas collection. This sign is perfect for any fan of the classic gas and oil industry advertising. 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 Lion Gasoline porcelain sign. 12 inches in diameter. Bright colors w/ porcelain on both sides.