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Death in the Arctic
Jan Burgess
Paperback (Macdonald Educ., June 15, 1979)None
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Lost in the Amazon
Andrew Sortwell
Paperback (Macdonald Educ., June 15, 1979)None
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Danger on the Red Planet
Stephen Pizzey
Paperback (Macdonald Educ., June 15, 1979)None