00889nam a2200265Ia 4500001000700000003000500007005001700012008004100029010002000070020001500090040001900105041001300124245015400137260005100291300004400342336000800386337001600394338001900410500002000429500006500449710003700514050002100551082001500572650003600587135809BIBL20180908094111.0870219s19891987sp ab        000100 spa    a 87005525 //r88  a8401607701  aEVLGbspaerda0 aspaheng00aHacia lo desconocido :bhistoria de los descubrimientosInto the unknown : the story of exploration /c[prepared by National Geographic Book Service].0 aBarcelona :bPlaza & Janés Editores ,c1989.  a336 p.bill. (some col.), maps.c29 cm.  btxt  2rdamediabn  2rdacarrierbnc  aIncludes index.  aTranslation of : Into the unknown, the story of exploration.20aNational Geographic Society U.S.0 aG80b.I5818 19890 a910/.9219 0aDiscoveries in geography2Local