00424nam a2200157Ia 4500003000900000008004100009020001800050040001600068080001900084100001500103245004900118260004700167300001000214650002500224650001700249IN-BaIIA211028s9999    xx            000 0 eng d  a0-85229-144-2  cIIA Library  a031bEBR-YB-70  aDell, W. R 0aBritannica book of the year 1970cW. R. Dell  aChicagobUniversity of Chicago Pressc1970  a832p.  aBritannica Year Book  aEncyclopedia