1. Nasse, H., Simon's chemistry of man, Philadelphia (1846).
2. McCay, C. M., A biological survey of the Champlain watershed, New York Conservation Department Report, Albany, 281 (1929).
3. McCay, C. M., and Vars, H. M., A biological survey of the St. Lawrence watershed, New York Conservation Department Report, Albany (1930).
4. Growth Rates of Brook Trout Reared upon Purified Rations, upon Dry Skim Milk Diets, and upon Feed Combinations of Cereal Grains