| 000 | 00505nam a2200157Ia 4500 | ||
|---|---|---|---|
| 008 | 130910s9999 xx 000 0 und d | ||
| 041 | _aeng | ||
| 082 |
_221st ed. _aP 622 _bCAL/A |
||
| 100 | _aCallen, Alfred C. | ||
| 245 |
_aAccidents from hand and mechanical loading in some Illinois coal mines _cby Alfred C. Callen and Cloyde M. Smith |
||
| 260 |
_aUrbana : _bUniversity of Illinois , _c1931 |
||
| 300 |
_a46p.: ill ; _c24cm |
||
| 653 | _aCoal mine accidents | ||
| 700 | _aSmith, Cloyde M. | ||
| 942 |
_cEN _2ddc |
||
| 999 |
_c29697 _d29697 |
||