The National Geographic Magazine, Volume 91, Number 6 (June, 1947).
Soft Cover, Washington: National Geographic Society, 1947. Good with no dust jacket.
Soft Cover, Washington: National Geographic Society, 1947. Good with no dust jacket.
Soft Cover, Washington: National Geographic Society, 1953. Good with no dust jacket.
Soft Cover, Washington: National Geographic Society, 1958. Good with no dust jacket.
Soft Cover, Washington: National Geographic Society, 1948. Very Good with no dust jacket.