http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Permian basin, petroleum empire of the Southwest
Era of discovery from the beginning to the depression
[v.1] Era of discovery from the beginning to the depression.
The Cushing Library/Chapman Texas Collection copy is part of the Floyd & Louise Chapman Texas & Borderlands Collection.