Vtg Independence Ironstone Casserole Yellow

Vtg Independence Ironstone Casserole Yellow Vintage Independence Ironstone Pottery Daffodil Yellow Octagon Shape. Flaws- See photos for flaws. Mid Century Modern Style. Independence Ironstone Interpace Japan is a line of dinnerware that was made in Japan between 1962 and 1976 by Interpace, also known as International Pipe and Ceramics Corporation. The dishes are known for their eight-sided hexagon shape.