Beaker No. 581 Designer (Person) Unknown Manufacturer M-L Magneto Syndicate BIP Date 1930 - 1939 (circa)
Blue Peter badge Designer (Organisation) BBC Matrix Manufacturer CHX Products Manufactured for BBC Date 2017
Photo: Water box Manufacturer Metroplolitan Vickers Electrical Company Manufactured for BXL Date 1950 - 1959 (circa)