http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Mined areas of the Weir-Pittsburg coal bed
At head of title: State Geological Survey of Kansas. 1944 Reports of studies, pt. 5.
Bulletin (Kansas Geological Survey) ; 52, pt. 5
Reports of studies (Kansas Geological Survey) ; 1944, pt. 5