The VTG Corning Ware Blue Cornflower 1-Quart Square Casserole Dish A-1-B with lid is a vintage piece of decorative cookware from the 1970s. With a beautiful blue cornflower pattern on a white ceramic surface, this casserole dish features a square shape and a glossy finish. Made in the United States, this oven-safe and dishwasher-safe dish is a stylish addition to any kitchen, perfect for serving and storing meals with a floral theme.