The reserve base of U.S. coals by sulfur content : (in two parts) / by Robert D. Thomson and Harold F. York
Contributor(s): Resource type: Ressourcentyp: GesamtaufnahmeSetLanguage: English Series: Information circular / Bureau of Mines ; ...Volumes: Show volumesPublisher: Washington, DC : US Dept. of the Interior, Bureau of Mines, 19XX-PPN: PPN: 1408639998No physical items for this record