McClung, Robert M.

Treasures in the sea / by Robert M. McClung. - [Washington] : National Geographic Society, c1972. - 29 p. : ill. - Books for young explorers .

Describes some of the treasures to be found in the seas, including cargoes from wrecked ships, valuable shells, and pearls.

0870441221

72091421


Shipwrecks.
Underwater exploration.

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