You are looking at vintage original 1961 Auto World 1:25 scale model car license plate decal sheet that was sold in the Auto World store in Scranton Pennsylvania.  The sheet contains front and back plates circa 1961 for all 50 states, as well as back and front plates for the 7 Canadian provinces.  According to the sheet, for best results trim edges of plate, scrape plate numbers off bumpers, and cement or press into place.  Shipping will be free in the United States.  Please email me with any questions you may have.