The salmon rivers and locks of Scotland - Calderwood, W. L. (William Leadbetter), 1865 -1950 (E. Arnold, 1909)

The Salton Sea : geology, history, potential problems, politics, and possible futures of an unnatural desert salt lake - Oglesby, Larry C. (Southern California Academy of Sciences, 2005)

The Saprolegniaceae, with notes on other water molds - Coker, William Chambers, 1872 -1953 (University of North Carolina Press, 1923)