000 00293nam a2200121Ia 4500
008 220201s1960 xx 000 0 eng d
082 _a621.9
_bMER
100 _aMerry,LJ
245 0 _aEngineering workshop practice
260 _bEnglish university Press
_c1960
300 _a191
942 _2ddc
999 _c79721
_d79721