000 00403cam a2200157ua 4500
041 _aeng
_h
082 _a501
_bCON/ON
100 _aConant, James B .
245 _aOn understanding science: An historical approach /
_cJames B Conant.
_hTextual Documents
250 _a1 /
_b.
260 _aNew York :
_bMentor book ,
_c1959.
300 _a145 ; .
504 _a
942 _cBK
999 _c9049
_d9049