00510nam a22001937a 450000500170000001000130001702000220003003500130005203700160006504000120008108200130009324500590010626000360016527000130020130000210021465000350023565000280027070000180029820170124110200.0  aA-297505  c00.00a0517361116  aA-297505  bCen Lib/Ret  aDPLbEN  a031bASI  aIsaac Asimov's Book of facts /cedited by Isaac Asimov  aNew YorkbBell Publishingc1981  bNew York  a504p. c22cm(Hb)  aEncyclopedias and dictionaries  aCuriosities and wonders  aAsimov, Isaac