000 | 00294pam a2200109a 44500 | ||
---|---|---|---|
082 |
_aTR _bIC-9300 |
||
100 | _aRobert H. Peters | ||
245 | 1 | _aMiners views about why people go under unsupported roof and how to stop them | |
260 |
_a _b _c |
||
700 | _aRobert F. Randolph | ||
997 | _aTR6503 C | ||
999 |
_c405731 _d405731 |