000 00310pam a2200133a 44500
008 160408b1961 xxu||||| |||| 00| 0 eng d
082 _a501
_bB657
100 _a
245 1 _aBOSTON STUDIES IN THE PHILOSOPHY OF SCIENCE
260 _a
_b
_c1961
300 _av.
964 _gCIRC
997 _aA74705 v. 1 C
999 _c276157
_d276157