Jack Kerouac, who died in 1969 at the age of forty-seven, is renowned as the father of the "beat generation." His eighteen internationally acclaimed books -- including "On the Road, Doctor Sax, The Subterraneans," and "Lonesome Traveler" -- were important signpost in a new American literature. Here, in "Mexico City Blues," his only collection of poetry, his voice is as distinctive as in his prose; it roams widely across continents and cultures in...