00926cam a22002417a 4500 u4824 SIRSI 20250825175016.0 230912s1979 xxua r 101 0 eng d 0879301082 622.33 22 International Symposium on Stability in Coal Mining (1st. : 1978 : Vancouver, Canada) Stability in coal mining : Proceedings of the First International Smposium on Stability in Coal Mining Vancouver, British Columbia, Canada 1978 / edited by C. O. Brawner and Ian P. F. Dorling. San Francisco : Miller Freeman Publications, 1979. 496 pages : illustrations. World Coal Book Includes index. Reference: page 490. Minas de carbón Congresos. Coal mines Congresses. Brawner, C. O., editor. Dorling, Ian P. F., editor. 3385 3385 2026-03-12 00:00:00 35672000917 622.33 S7753c 1979 35672000917 1 2025-08-25 BOOK 0 0 0 COL_GRAL 0 BCENTRAL BCENTRAL 2023-09-12