Originally published infour volumes nearlyfifty years ago, Cities in Flight brings together thefamed "Okie novels" of science fiction master James Blish. Named afterthe migrant workers of America's Dust Bowl, these novels convey Blish's"history of the future," a brilliant and bleak look at a world wherecities roam the Galaxy looking for work and a sustainable way of life.Inthe first novel, They Shall Have Stars, man has thoroughly explored theSolar System, yet the dream of going even further seems to have died inall but one man. His battle to realize his dream results in twomomentous discoveries anti-gravity and the secret of immortality. In ALife for the Stars, it is centuries later and antigravity generationshave enabled whole cities to lift off the surface of the earth to becomegalactic wanderers. In Earthman, Come Home, the nomadic cities revertto barbarism and marauding rogue cities begin to pose a threat to allcivilized worlds. In the final novel, The Triumph of Time,historyrepeats itself as the cities once again journey back in to spacemaking a terrifying discovery which could destroy the entire Universe.