000 00426nam a22001697a 4500
003 NUST - PNEC
005 20170116181157.0
008 160112b xxu||||| |||| 00| 0 eng d
020 _a-
040 _cLIBRARY
082 _a621.3 YOU
100 _916012
_aYoungson, Peter
245 _aSlide valves and valve gearing,
_cPeter Youngson,
260 _cc1948.
650 _916013
_aSlide-valves
_xGeneral
942 _2ddc
_cBK
999 _c71258
_d71258