http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
vii, 96 pages, 3 unnumbered pages, 48 folded pages of plates : illustrations, maps (some color) ; 28 cm.
United States Department of Agriculture, Soil Conservation Service, in cooperation with Purdue University Agricultural Experiment Station and the Indiana Department of Natural Resources, Soil and Water Conservation Committee.