Geological and Geographic Survey of the Territories (U.S.); Hayden, Ferdinand Vandeveer (1829-1887); United States. Dept. of the Interior.(Washington: U.S. G.P.O., 1878)
Oregon State College. Agricultural Experiment Station; Squaw Butte Range and Livestock Experiment Station (Burns, Or.); United States. Dept. of the Interior.([Corvallis, Or.] : Agricultural Experiment Station, Oregon State College, 1953-06)
