00494nam a2200169Ia 4500003000900000008004100009020001800050040001600068080001300084110002800097245007600125250001300201260004400214300002300258650002400281650001900305IN-BaIIA211028s9999    xx            000 0 eng d  a0-85229-413-1  cIIA Library  a031bEBR  aEncyclopedia Britannica 4aThe New Encyclopaedia Britannica in 30 VolumescEncyclopedia Britannica  a15th ed.  aChicagobEncyclopaedia Britannicac1984  a[various pagings.]  aEncyclopedia-Guides  aNASA Thesaurus