✦ LIBER ✦
Subsidence over four room-and-pillar sections in Southwestern Pennsylvania : Moebs, N N US Bureau of Mines report RI 8645, 1982, 23P
- Publisher
- Elsevier Science
- Year
- 1982
- Tongue
- English
- Weight
- 116 KB
- Volume
- 19
- Category
- Article
- ISSN
- 0148-9062
No coin nor oath required. For personal study only.