Vintage Esso Gasoline Porcelain Sign. This vintage sign from Esso Gasoline features their iconic oil drop boy and is perfect for collectors of gas and oil memorabilia. Whether you’re a fan of vintage advertising or simply appreciate the history of Esso Gasoline, this sign is sure to be a conversation starter. It’s a great addition to any man cave, garage, or collection. Vintage Esso Gasoline porcelain sign. Esso – Oil Drop Boy. 12 inches in diameter. Vibrant colors and excellent porcelain.