No signs of use, new condition vintage The MINT Corning Ware Blue Cornflower 1.5 Qt A-1-2-B Dish & Pyrex Lid A7C is a vintage casserole with a square shape and a white floral pattern, representing a mid-century modern style. Made of glass, it is durable and suitable for use in electric, gas, and microwave ovens. This original CorningWare piece features a glossy finish, a handle, a lid, and is range and oven-safe. With a 1.5 qt capacity, this iconic casserole is a must-have for collectors of vintage cookware.