http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Enterprise and anthracite: economics and demoncracy in Schuylkill County, 1820-1875
254 pages : illustrations, folded maps. ; 24 cm.
Johns Hopkins University studies in historical and political science ; 79th ser., 1