The Vintage Double sided No Smoking Sign is a unique and authentic piece of advertising memorabilia from the United States. Made of porcelain enamel metal, this original sign measures 20.5×6 inches and features a white color scheme. Its vintage design and double-sided nature make it a striking collectible for those interested in retro advertising and signs from the 1930s to 1960s. Perfect for adding a touch of nostalgia to any space, this original sign is a rare and timeless piece of Americana.