000 00290nam a2200109Ia 4500
008 230515s9999||||xx |||||||||||||| ||und||
100 _aNational Geographic Society
_912701
245 0 _aOur Violent Earth
260 _bNational Geographic Society
_c1982
300 _a103
942 _cBK
_pCL
999 _c165713
_d165713