Watt Pottery, Blue, Loops, Casserole Dish, #8, Oven Ware, Pottery Bowl, Vintage, Farmhouse Décor, Made in USA WATT Vintage Antique Ceramic Pottery Low Bowl / Casserole Dish Circa1930's - 1940's Loops #8 Pattern This is a difficult piece to find - both in its color and condition. Here's a Watt Pottery BLUE Casserole Dish. It is marked "Made IN.U.S.A. Oven Ware 8" on the bottom. This dish has the manufacturing blemishes and pops in the glaze indicative of its era. No chips or cracks. Excellent Used Condition (EUC) See pictures and video for more details and approximate measurements. Please feel free to contact me with any questions or requests.