Bayko box Designer (Person) Plimpton, Charles Manufacturer Plimpton Engineering Company Date 1934 - 1967 (circa)
Bayko Building Set Designer (Person) Plimpton, Charles Manufacturer Plimpton Engineering Company Date 1950 - 1959 (circa)
Tenite Cellulosics pebbles Jewel set Designer (Person) Phillips, Peter Manufacturer Eastman Date 2005