000 00313nam a2200133Ia 4500
008 210901s1971 xx 000 0 eng d
082 _a539.7223 RAM
100 _aPomerantz, Martin A.
245 0 _aCosmic rays
260 _aNew York
_bVan Nostrand
_c1971
300 _a186
650 _aPhysics
942 _2ddc
_cBK
999 _c9021
_d9021