000 00382nam a22001577a 4500
999 _c2347
_d2347
008 200225b ||||| |||| 00| 0 eng d
082 0 0 _a623.87
_bT496
100 _91927
_aThorn, W. T.
245 1 0 _aSlide valve for engineers
_cby W. T. Thom
250 _a2nd ed.
260 _aGlasgow
_bBrown
_c1921
300 _a142 p.
365 _d5.10
650 0 _aMarine Engines
942 _cBK