000 00308nam a22001097a 4500
082 _a621.194 SIM'E
100 _aSIMMONS, J. J
_973388
245 _aTHE EFFICIENT BOILER HOUSE:A PRACTICAL MANUAL FOR THE GUIDANCE OF BOILER HOUSE OPERATORS
250 _a2ND
260 _aLONDON
_bTECHNICAL
_c1938
942 _cBK
999 _c579144
_d579144