000
00264pam a2200097a 44500
082
_a
TR
_b
IC-9297
100
_a
Robert C. Dyni
245
1
_a
Subsidence resulting from mullipleseam longwall mining in the western united states
260
_a
_b
_c
997
_a
TR6488 C
999
_c
405717
_d
405717