Soil survey of Henderson County, Illinois / United States Department of Agriculture, Natural Resources Conservation Service ; in cooperation with the Illinois Agricultural Experiment Station
Title from title screen (viewed July 24, 2008). "By Frank E. Heisner and Steven L. Elmer"--P. 1. "Issued 2006"--P. vii.
Bibliography Note
Includes bibliographical references (pages 211-212) and index to map sheets.
Technical Details
Mode of access: Internet from the USDA web site. Address as of 7/24/2008: http://soildatamart.nrcs.usda.gov/Manuscripts/IL071/0/Henderson%5FIL.pdf; current access available via PURL.
Action Note
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