Summa Prima 20 adding machine Designer (Person) Nizzoli, Marcello Manufacturer Olivetti Date 1960 - 1969 (circa)
Solar powered calculator promoting Barclays Bank Designer (Person) Unknown Manufacturer Unknown Manufactured for Barclays Bank Date 2004 (circa)
Ocean MC-100 micro cassette recorder Designer (Person) Unknown Manufacturer Ocean Date 1980 - 1989 (circa)
Calculator with built in alarm clock Designer (Person) Unknown Manufacturer Unknown Date 2002 (circa)
NatWest The Piggy Bank calculator Designer (Person) Unknown Manufacturer Unknown Manufactured for National Westminster Bank Date 1980 - 1988