For your consideration is a vintage Gulf Oil Advertising Cardboard Ink Blotter. It reads on the front: Announcing Gulf No-Nox Ethyl, Stops Knocks, (Black upside down pyramid symbol reads:) Ethyl Trademark, Reg U.S. Pat. Off., Brand of Anti-Knock Compound, Ethyl Gasoline Corporation, New York, U.S.A. The colors are still vibrant in orange, Navy Blue, Black and all on a yellow background. This is a used blotter so there is some ink spots on the front and especially on the back. Lightly scuffed corners, but no tears or creases noted. Approx.: 6 1/4"L X 3"W.