000 00300nam a2200121Ia 4500
008 220201s1960 xx 000 0 eng d
082 _bBEA
_a621.3022
100 _aBear, C.J.
245 0 _aElectrical and electronic drawing
260 _aNew York
_bMc graw Hill
_c1960
300 _a218
942 _2ddc
999 _c18563
_d18563