Frank Bidart and David Gewanter have compiled the definitive edition of Robert Lowell's work, from his first, impossible-to-find collection, Land of Unlikeness ; to the early triumph of Lord Weary's Castle , winner of the 1946 Pulitzer Prize; to the brilliant willfulness of his versions of poems by Sappho, Baudelaire, Rilke, Montale, and other masters in Imitations ; to the late spontaneity of The Dolphin , winner of another Pulitzer Prize; to his...