000 00323nam a2200133Ia 4500
008 160708s1961 xxu 000 0 eng d
082 _a621.75
245 _aGeneral engineering workshop practice /
260 _bAsia Publishing House,
_c1961.
365 _bRs.11
653 _aEngineering
942 _cGEN
999 _c1070
_d1070