A Web of Air - Fever Crumb, Bk 2 Author:Philip Reeve Two years ago, Fever Crumb escaped the war-torn city of London in a traveling theater. Now, she arrives in the extraordinary city of Mayda, where buildings ascend the cliffs on funicular rails, and a mysterious recluse is building a machine that can fly. Fever is the engineer he needs - but ruthless enemies will kill to possess their secrets.