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Ecoregion, land-surface form, and hydrologic unit maps of the U.S

January 1, 1982

No abstract available.

Publication Year 1982
Title Ecoregion, land-surface form, and hydrologic unit maps of the U.S
Authors Robert G. Bailey, Charles T. Cushwa
Publication Type Report
Publication Subtype Federal Government Series
Series Title FWS/OBS
Series Number 82/09
Index ID fwsobs82_09
Record Source USGS Publications Warehouse