000 00274nam a2200109Ia 4500
008 230515s9999||||xx |||||||||||||| ||und||
100 _aShepherd Walter
_960030
245 0 _aNew Survey Of Science
260 _bHarcourt, Brace & Comp.
_cNA
300 _a511
942 _cBK
_pCL
999 _c193122
_d193122