Bayko box Designer (Person) Plimpton, Charles Manufacturer Plimpton Engineering Company Date 1934 - 1967 (circa)
View-master, model F Designer (Person) Harrison, Charles Manufacturer Sawyer's Date 1959 - 1966 (circa)
Dominoes for the blind Designer (Person) Unknown Manufacturer Unknown Manufactured for The Royal National Institute for the Blind Date 1960 - 1969