Lyons & Burford, Publishers. New York. 1991. First Edition, First Impression. 4 to. 120 pp. Illustrated by Mike Gouse. Four color plates showing artificial and natural flies.Profuely Illustrated with Black and white photos plus line drawings. A most thorough study of this most vulnerable stage in the life of aquatic insects - and one of most satisfying methods for fly fishermen. Hardcover: Maroon leather-like binding with title and design in gold on front board and on spine. Grey paste-downs and endpapers are crisp and clean. Text pages are spotless.A brilliant written book on emergers.