7.5x7.5x2” deep window box contains complete parts for Park’s Plastics Set No. 504. c. 1950s. Set consists of 5” long “Launcher Gun” and three 3” dia. “Flying Saucers” named “Galaxy Satellite, Planet Patrol Scout, Intra-Stellar Explorer.” Saucers show trace of wear from use with .25” spot of residue on one fin of each. Fine. Launcher gun is Exc. Insert which holds contents has cloud printed design with names of each component. Box shows wear with creasing to side panels. Original cellophane window remains intact as does cardboard price corner meant to be removed. Store price sticker on window. Fine overall.