000 00264pam a2200097a 44500
082 _aTR
_bIC-9297
100 _aRobert C. Dyni
245 1 _aSubsidence resulting from mullipleseam longwall mining in the western united states
260 _a
_b
_c
997 _aTR6488 C
999 _c405717
_d405717