SKU:AA-SC-2233-A
Vol. 175 Number 6. Cover - Ultrasaurs, earth's largest land animals 140 million years ago. Features Map of the Dinosaurs, The Cause of the Earth's Dying, Malta, Computer Age, Tibet's Nomads, Life in a Nutshell.
AUTHOR: National Geographic Society PUBLISHER: National Geographic Society ISBN: YEAR: 1989 FORMAT: Softcover EDITION: