00456     2200181   4500001002100000005001500021008004100036020001800077035001900095041000700114082001000121090001200131245005500143260001500198300002800213500002200241650001100263INLIS00000000001383620231202143013231202|||||||||   |   |||   |||| ||   |   a1-59339-000-9  0010-1223013836  aid0 a523.4  a523.4 b00aBritannica learning library : exploring space 2003  bS.N.c2003  a63 hlm. :ilus. ; 28 cm.  aR19.22 - R19-0453 0aPlanet