This is a vintage “Blue Cornflower” CorningWare P-19 oval platter, measuring 13x8 3/4 inches. Iconic pattern was first produced in 1957. Thus pristine flawless rarely used platter is lightweight, spaced feet allows even distribution when her foods are served. Oven safe Pyroceram glass ceramic and was manufactured in the USA. Graphics crisp the iconic “flame makers mark” brilliant on the bottom. Minimal use and it has been cabinet stored for many years. Looks like brand new. Flawless piece.