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1:2,000,000-scale Counties of the United States

January 1, 1994

This coverage is of the county boundaries of the conterminous United States. It was derived from the Digital Line Graph (DLG) files representing the 1:2,000,000-scale map in the National Atlas of the United States.

Citation Information

Publication Year 1994
Title 1:2,000,000-scale Counties of the United States
DOI 10.3133/70046239
Authors K.J. Lanfear
Publication Type Report
Publication Subtype USGS Unnumbered Series
Index ID 70046239
Record Source USGS Publications Warehouse