00793cam a2200241 4500 264275132 TxAuBib 20030212120000.0 030212s1980||||||||||||||||||||||||eng|u 9780870443176 0870443178 (OCoLC)5726258 TxAuBib Cook, Jan Leslie. The Mysterious Undersea World. National Geographic Society, 1980. 104 p. Introduces the ocean and its movements, marine animals and plants, sunken treasure, submersibles, aquariums, and oceanariums. 20030212. Ocean-Juvenile literature. Marine biology-Juvenile literature. TXHAM