000 002930000a22001210004500
245 _aLow pressure boilers
100 _aSteingress, F.rederick M.
260 _aChicago
_bAmerican Technical Society
_c1970
300 _a170p. : ill.
080 _a621.186
_bS8
041 _aEN
942 _cBK
999 _c93993
_d93993