http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Hydrology of area 31, Eastern Region, Interior Coal Province, Illinois and Indiana
Eastern Region, Interior Coal Province, Illinois and Indiana
Hydrology of area thirty one, Eastern Region, Interior Coal Province, Illinois and Indiana
v, 61 pages (some folded) : illustrations (some color), maps (some color) ; 28 cm.
Water resources investigations (Unnumbered)
U.S. Geological Survey open-file report ; 85-342