Criteria for abandoned mine reclamation : regional planning to develop project guidelines in the Blacklick Creek watershed, Pennsylvania /
| Data(s) |
30/09/1989
|
|---|---|
| Resumo |
Includes bibliographical references. Mode of access: Internet. |
| Formato |
bib |
| Identificador | |
| Idioma(s) |
eng |
| Publicador |
Washington, D.C. : Bureau of Mines, Dept. of the Interior, |
| Direitos |
Items in this record are available as Public Domain, Google-digitized. View access and use profile at http://www.hathitrust.org/access_use#pd-google. Please see individual items for rights and use statements. |
| Palavras-Chave | #Reclamation of land #Abandoned coal mines |
| Tipo |
text |
