000 00280nam a2200121Ia 4500
008 220201s1971 xx 000 0 eng d
100 _aKREBS R D
245 0 _aHIGH WAY MATERIALS
260 _aNEW YORK
_bMCGRAW HILL
_c1971
300 _a428
700 _aWALKER R D
942 _2ddc
999 _c89237
_d89237