Toronto: Musson, c1909. Second edition. Octavo, light blue-grey pictorial cloth. Pp 176; numerous illustrations itext. Slight wear to tips of bit darkened spine, with a short tear at top of rear joint repaired; yellowing to page edges; light sunning to margins of covers, else a fine copy, no owner names. Author was a holder of King Edward’s Trophy, World’s Competition, 1905, and an Honorary Member of the Royal Life Saving Society. Sheffield founded the Hamilton (Ontario) Swimming Club. Important and early Canadian swimming book.