The young pathfinder's book of the polar regions / James T. Radcliffe ; edited by David Halfen and ill. by Hilda Simon. Radcliffe, James T. [from old catalog] Halfen , David editor Simon, Hilda illustrator PZ9.R18 Yo 919 RAY Includes index. New York : Hart Pub. , c1962 c1962 1962 Text 128 p. : eng Polar regions Juvenile literature. [from old catalog]