Green Duro-point propelling pencil Designer (Person) Unknown Manufacturer Conway Stewart Date 1930 - 1939 (circa)
Purple and white boxed writing set Designer (Person) Unknown Manufacturer Unknown Date 1930 - 1939 (circa)
Polo mint calculator Designer (Person) Unknown Manufacturer Marlow Manufactured for Nestle Date 1990 - 1999 (circa)
Polo shaped calculator Designer (Person) Unknown Manufacturer Marlow Manufactured for Nestle Date 1990 - 1999 (circa)