http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Map showing bedrock topography and subcrop of selected beds beneath alluvial deposits of the Sacramento quadrangle, western Kentucky
1 map ; 58 x 47 cm., folded in envelope 30 x 24 cm.
by Avery E. Smith ; Department of the Interior, United States Geological Survey ; prepared in cooperation with ... Kentucky Geological Survey.
Miscellaneous geologic investigations ; map I-1036