9x17.5". Manufactured by Transogram copyright 1966 A.P. Films Limited. Based on the TV show. Nicely done box lid art features a member of the World Aquanaut Security Patrol fighting an Aquaphibian image of the submarine "Stingray" is in the background w/ a shark. Gameboard shows the Sunken City of Marineville surrounded by shapes of Aquaphibians and overlay map of clear plastic w/ painted lines. Game comes w/ this overlay, spinner, game pieces, and plastic stands. Instruction sheet is also included and game is complete. Gameboard has a 1/8" hole in the center from spinner being tacked to board. Board remains bright and clean. Box has some wear and one corner split. Lid corners remain tight. Box has some surface paper creasing and a .25" chip off of bottom right hand corner. Some scattered surface paper lifting in upper right hand corner. Fine w/VF appearance.