000 00297nam a2200121Ia 4500
008 220201s1956 xx 000 0 eng d
082 _a371.3
_bHES
100 _aHeskew. Lourence D
245 0 _aThis is teching
260 _aChicago
_bScott, Forestman & Co.,
_c1956
300 _a336
942 _2ddc
999 _c14043
_d14043