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| 999 |
_c64187 _d64187 |
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| 005 | 20201126162413.0 | ||
| 008 | 190711s9999 xx 000 0 und d | ||
| 082 | _a621.184076 E484S | ||
| 100 | _aELONKA,STEPHEN MICHAEL | ||
| 245 | 0 | _aSTANDARD BOILER OPERATORS QUESTIONS AND ANSWERS | |
| 260 |
_aNEW DELHI _bTata McGraw-Hill _c1978 |
||
| 300 | _ap.365 | ||
| 650 | _aHEAT TRANSFER | ||
| 650 | _aSAFETY APPURTENANCES | ||
| 942 | _cSW | ||