@book{ Solr-6528229, title = {The geographic face of the nation--land cover : land cover of the conterminous United States, 1992}, editor = {Geological Survey (U.S.)}, editor = {United States. Environmental Protection Agency}, address = {Reston, VA : Denver, Colo.}, publisher = {U.S. Dept. of the Interior, U.S. Geological Survey ; For sale by U.S. Geological Survey}, year = {2002}, note = {"Scale of poster is approximately 1:4,000,000."}, note = {"The U.S. Geological Survey (USGS), in cooperation with the U.S. Environmental Protection Agency, has produced a land cover dataset for the conterminous United States from 1992 Landsat Thematic Mapper imagery and supplemental data."}, url = {http://purl.access.gpo.gov/GPO/LPS22391} }