000 00394nam a2200157Ia 4500
008 140317s9999 xx 000 0 und d
082 _a551.11
100 _aRussell,R.D.
245 _aLead isotopes in geology.
260 _aN.Y.
_bInterscience Pub.
_c1960
300 _a243
650 _aScience of the Earth.
653 _aScience of the Earth.
700 _aFarquhar,R.M.
942 _2ddc
_cBK
999 _c825
_d825