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Our changing continent

General Interest Publication

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Abstract

Additional Publication Details

Publication type:
Report
Publication Subtype:
USGS Unnumbered Series
Title:
Our changing continent
Series title:
General Interest Publication
Year Published:
1991
Language:
ENGLISH
Description:
23 p. : ill. (some col.), maps ; 23 x 21 cm. folded to 23 x 10 cm.