Duro-point propelling pencil Designer (Person) Unknown Manufacturer Conway Stewart Date 1930 - 1939 (circa)
Boxed Queen Elizabeth II Coronation souvenir pencil Designer (Person) Unknown Date 1930 - 1939 (circa)
Writing set with orange handles Designer (Person) Unknown Manufacturer Unknown Date 1930 - 1939 (circa)
Sinclair Oxford 200 calculator Designer (Person) Unknown Manufacturer Sinclair Date 1980 - 1989 (circa)
Letter Opener SS-20 calculator Designer (Person) Unknown Manufacturer Unknown Date 1980 - 1989 (circa)