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A field guide to animal tracks /
by Murie, Olaus J.,
Publication:
Boston : Houghton Mifflin, 1974
. xi, 375 p. :
19 cm.
Date:1974
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(1),
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The polar worlds /
by Perry, Richard,
Publication:
New York : Taplinger Pub. Co., 1973
. 316 p. :
, Includes index.
22 cm.
Date:1973
Availability:
Copies available:
(1),
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