000 00473nam a2200169Ia 4500
082 _a550
_bBIF
100 _aBishop, Margaret S
_941803
245 _aFocus on earth science
_cMargaret S. Bishop
260 _aColumbo:
_bCharles, E. Merrill,
_c1969.
300 _ax, 534p.
500 _aHB
546 _aEng
650 _aEarth science
_941804
700 _aLewis, Phyllis G.(jt.auth.)
_941805
700 _aConsultant, Richmond L. Bronaugh (jt.auth.)
_941806
942 _cBK
999 _c22207
_d22207