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020 _a549193
082 _aTJ275 SEV
100 _aSEVERNS, WILLIAM H. 1888-
245 _aSTEAM, AIR AND GAS POWER / WILLIAM H. SEVERNS, HOWARD E. DEGLER, JOHN C. MILES.
260 _aNEW YORK : WILEY
300 _aVII, 502 P. : IL.
650 _aAIRE COMPRIMIDO / BOMBAS MECµNICAS / MOTORES DE COMBUSTIàN INTERNA / MµQUINAS DE VAPOR--INGENIERÖA \
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