It measures 24 in diameter. An excellent addition to any advertising collection or if you just want to own a really neat old sign. The item "Vintage 1930's Pickwick Greyhound Bus Gas Oil 2 Sided 24 Porcelain Metal Sign" is in sale since Thursday, December 15, 2016. This item is in the category "Collectibles\Advertising\Merchandise & Memorabilia\Signs\Original\1930-69".The seller is "oldjunque74" and is located in Bloomington, Illinois. This item can be shipped worldwide.