In his Paris review interview, Ernest Hemingway has said that "the most essential gift for a good writer is a built-in, shock-proof shit defector. This is the writer's radar and all great writers have it." Probably because of a feeling that his shit-detector had been dialled down to zero, Hemingway stashed away the draft manuscript of True at First Light (Heinemann, Special Indian price, œ10) during his lifetime. The draft has now been exhumed by his son, Patrick, who has also knocked it into shape with a laconic introduction: "Only Hemingway himself could have licked his unfinished draft into the Urus horribilis it might have been. What I offer in True at Firs