00418nam a2200169Ia 4500008004100000020001800041245002500059245004000084245002400124260001500148260001600163260000900179300001600188300002500204300001000229500000900239170705s9999    xx            000 0 und d  a9780590681445  aWhat a great idea! :  binventions that changed the world /  cby Stephen Tomecek.  aNew York :  bScholastic,  c2002  a112 pages :  bcolor illustration ;  c26cm.  a1250