US and UK Trout Related Fishing Books (2): Frost & Brown – “The Trout - A New Naturalist Special Volume” reprinted 1972 c/w dust jacket together with 4x colour photographs and another 42x black and white plus various text figures (G); and John Merwin (Ed) - “Stillwater Trout” 1st ed 1980 publ’d Doubleday & Co, New York c/w dust jacket illustrated with photographs and drawings (G)