Geologic factors causing roof instability and methane emission problems : the Lower Kittaning coalbed, Cambria County, Pa. / by C.M. McCulloch and Maurice Deul.
| Author/creator | McCulloch, C. M. |
| Other author | Deul, Maurice. |
| Other author | United States. Bureau of Mines. |
| Format | Electronic |
| Publication Info | [Washington, D.C.?] : U.S. Dept. of the Interior, Bureau of Mines, [1973] |
| Description | ii, 25 p. : digital, PDF file |
| Supplemental Content | https://purl.fdlp.gov/GPO/LPS97410 |
| Subjects |
| Series | Report of investigations ; 7769 Report of investigations (United States. Bureau of Mines) 7769. ^A429518 |
| General note | Title from title screen (viewed on July 18, 2008). |
| General note | GPO Cataloging Record Distribution Program (CRDP). |
| Technical details | Mode of access: Internet at the National Institute for Occupational Safety and Health web site. Address as of 7/18/08: http://www.cdc.gov/niosh/mining/pubs/pdfs/ri7769.pdf; current access available via PURL. |
| GPO item number | 0499-F-22 (online) |
| Govt. docs number | HE 20.7131:7769 |
Availability
| Library | Location | Call Number | Status | Item Actions |
|---|---|---|---|---|
| Electronic Resources | Access Content Online | ✔ Available |