Vintage Corning Ware (P-1-3/4-B) “Cornflower” Casserole Baking Dish (1.75 quart) with lid Review August 28, 2018November 10, 2018 - DesertMango This is a Corning Ware casserole dish with lid. It is done in the blue “cornflower” pattern. It is # P-1-3/4-B. It will hold 1-3/4 quarts.