The Corning Ware P-1-B Blue Cornflower 1 Quart Casserole Dish With Lid is a vintage piece of decorative cookware from the United States, manufactured in the 1960s and 70s. This square casserole features a beautiful Cornflower Blue design, dishwasher safe, oven-safe, and microwaveable ceramic material. With a glossy finish and anti-scratch surface coating, this casserole is perfect for cooking and serving meals in style. The Corning Ware brand is known for its quality and durability, making this piece a timeless addition to any kitchen collection.