000 00309nam a2200133Ia 4500
100 _aChapman W.A.J & Martin S.J
020 _a0713133600
250 _a3rd ed
942 _cBK
245 _aWorkshop Technology
_bSI Units
260 _aEdward Arnold ltd, london
_c1951
082 _a620.1 Cha
300 _ax;675
999 _c22162
_d22162