000 00246pam a2200109a 44500
082 _a539.7
_bP569 V.1
100 _aCharpie, R. A.
245 1 _aPHYSICS AND MATHEMATICS
260 _a
_bPergamon Press
_c1956
964 _gCIRC
997 _a20816 C
999 _c414052
_d414052