00517nam a2200169 a 450000500170000000800410001710000170005824500570007525000130013226000430014530000220018850000370021065000330024765000280028085200220030899900170033020191206014538.0090406s19uu    xx            00    eng d10aSeff, Philip10aOur fascinating earth /cPhilip Seff, Nancy R. Seff.  aRev. ed.0 aChicago :bContemporary Books,cc1996.  axi, 324 p. : ill.  aIncludes bibliography and index.  aNatural historyxMiscellanea  aCuriosities and wonders  7OLOPSC9847.50Php  c51353d51353