http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Geology of the Ashland quadrangle, Kentucky-Ohio, and the Catlettsburg quadrangle in Kentucky
1 map : color ; on sheet 79 x 102 cm., folded in envelope 30 x 24 cm.
by E. Dobrovolny, J.A. Sharps, and J.C. Ferm ; Department of the Interior, United States Geological Survey ; prepared in cooperation with the ... Kentucky Geological Survey.
Relief shown by contours and spot heights.
Includes text, columnar section, location map, and col. cross section.