The National Geographic Magazine, Volume 132, Number 1 (July 1967).
Soft Cover, Washington: National Geographic Society, 1967. Good with no dust jacket.
Soft Cover, Washington: National Geographic Society, 1967. Good with no dust jacket.
Illustrated by Jack Potter (Coca Cola ad on back o. Soft Cover, Washington: National Geographic Society, 1957. Very Good with no dust jacket.
Soft Cover, Washington: National Geographic Society, 1957. Good with no dust jacket.
Soft Cover, Washington: National Geographic Society, 1948. Very Good with no dust jacket.