00413nam a2200145Ia 4500003000900000008004100009020001800050040001600068080001600084100001600100245007800116260004800194300001400242650001100256IN-BaIIA211028s9999    xx            000 0 eng d  a0-521-64600-6  cIIA Library  a523.64bBUR  aBurnham, R. 0aGreat cometscR. Burnham                                                   aCambridgebCambridge University Pressc2000  aix, 228p.  acomets