000 00288nam a2200121Ia 4500
008 220201s1969 xx 000 0 eng d
082 _a621.9
100 _aHesse, HC
245 0 _aEngineering tools & process
260 _bLondon:D van nostrand co.
_c1969
300 _a627
942 _2ddc
999 _c75574
_d75574