This is the Corning/Corelle Provincial Blue pattern of small blue flowers on a white background. The pattern is now discontinued. The casserole is the square 1.5L size, marked A-1.5-B on the underside of the handle. The lid is clear Pyrex glass, marked A-7-C. Both the casserole and lid are in excellent condition with no chips or cracks. It is 6 1/2" across without the handles.