White tray with stepped sides Designer (Person) Unknown Manufacturer Thermo-Plastics Date 1970 - 1979 (circa)
Deep rectangular dish Designer (Person) Unknown Manufacturer Thermo-Plastics Date 1960 - 1969 (circa)
Peerless hard coated sample Designer (Organisation) Peerless Manufacturer Peerless Date 2000 - 2018 (circa)