The following illustrations comes from a 1923 Edwin M. Knowles catalog and features their two Toilet Ware shapes. Items could be purchased with decorative treatments or as undecorated blanks.
1. Ewer, 2. Basin, 3. Chamber Pot, 4. Water Pitcher, 5. Soap Dish, 6. Brush Jar, 7. Shaving Mug, 8. Slop Jar, 9. Combinet.