✦ LIBER ✦
Geologic factors affecting the mining of the lower kittaning coalbed in Cambria country, PA : Iannacchione, A T Paper to 13th Annual Meeting, Northeastern Section, Geological Society of America, Boston, March 1978
- Publisher
- Elsevier Science
- Year
- 1978
- Tongue
- English
- Weight
- 139 KB
- Volume
- 15
- Category
- Article
- ISSN
- 0148-9062
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