000 00290pam a2200121a 44500
010 _a60013219
082 _a530.101
_bF914N
100 _aFriedrich, L.W.
245 1 _aTHE NATURE OF PHYSICAL KNOWLEDGE
260 _a
_bIndiana University Press
_c1960
964 _gCIRC
997 _a39919 C
999 _c409964
_d409964