J.W. Dunne's Sunshine and the Dry Fly is one of the great classics of fly-fishing. First published in 1924, it was written as much to engage and enthuse as to inform, and it succeeded. Its author went down in history as "one of the prophets of old." The book breaks down into two halves, the first describing the art of dry-fly fishing for trout, the flies they eat and his efforts to develop artificial copies, the second a primer on how to make these...