000 00286nam a2200109Ia 4500
008 230515s9999||||xx |||||||||||||| ||und||
100 _aEarle Sylvia A.
_943349
245 0 _aExploring The Deep Forntier
260 _bNational Geographic Society
_c1980
300 _a296
942 _cBK
_pCL
999 _c156455
_d156455