In the manner of Richard Holmes’s Footsteps, Julia Blackburn’s story of John Craske is as much autobiography as biography, as much about the hunt for information as the processed results of the search. The facts of John Craske’s life are briefly told: born in Norfolk in 1881 into a fishing family, he suffered some sort of mental and physical breakdown while training with the army in 1917 and for the remaining 25 or so years of his life dodged in and out of invalidism, sometimes bedridden for long periods, sometimes out fishing with his brothers, sometimes working as a fish...