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North America
Cass R. Sandak
Hardcover (Hodder Wayland, May 31, 1997)None
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Canals
Cass Sandak
Hardcover (Franklin Watts, Inc., March 15, 1983)None
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Arctic and Antarctic
Cass R. Sandak
Library Binding (Franklin Watts, Feb. 1, 1988)Discusses exploratory expeditions to the earth's polar regions in the twentieth century and the worlds thus opened to geologists, oceanographers, and other scientists
R