Crystalate billiard balls Designer (Person) Unknown Manufacturer Crystalate Manufacturing Company Date 1902 (circa)
GPO 312L telephone Designer (Person) Heiberg, Jean Bjerknes, Johan Christian Designer (Organisation) Ericsson GPO Manufacturer Siemens Manufactured for GPO Date 1954
Parkesine plaque in mottled white, brown and blue Designer (Person) Unknown Manufacturer Parkesine Date 1862 - 1868