It has a maker's mark on one side on the bottom right corner that says, Baltimore Enamel 200 Fifth Ave. The sign does have some chips in the Porcelain in a few places and some discoloration spots on the yellow. The sign measures approximately 12" x 20". Please feel free to message me with any questions or requests for more photos.Box Office numbers so that I can have it insured for the full value. This item is in the category "Collectibles\Advertising\Merchandise & Memorabilia\Signs\Original\1930-69". The seller is "bigcrab" and is located in this country: US. This item can be shipped to United States.