http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Water type and concentration of dissolved solids, chloride, and sulfate in water from the Springfield Plateau aquifer in Missouri, Arkansas, Kansas, and Oklahoma
4 maps on 2 sheets : color ; 75 x 52 cm., sheets 86 x 112 cm., folded in envelope 30 x 24 cm.
Water type -- Dissolved-solids concentration -- Chloride concentration -- Sulfate concentration.
Department of the Interior, U.S. Geological Survey ; by J.L. Imes and J.V. Davis.
Includes text, bibliography, and index map.
Hydrologic investigations atlas ; HA-711-L