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A field guide to western birds : field marks of all species found in North America west of the 100th meridian, with a section on the birds of the Hawaiian Islands /
by Peterson, Roger Tory,
Publication:
Boston : Houghton Mifflin Co., 1961
. xxvi, 309 p., 60 leaves of plates :
, Includes index.
19 cm.
Date:1961
Availability:
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A field guide to the ferns . . . /
by Cobb, Boughton.
Publication:
Boston : Houghton Mifflin, 1963
. 281 p. :
21 cm.
Date:1963
Availability:
Copies available:
(1),
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