Review of the insecticidal uses of rotenone and rotenoids from derris, lonchocarpus (cube and timbo), tephrosia and related plants. Part VII, Lepidoptera - Roark, R. C. (Ruric Creegan) (United States Department of Agriculture, Agricultural Research Administration, Bureau of Entomology and Plant Quarantine, 1944)

Revista do Museu Paulista - Museu Paulista (Museu Paulista, 1914)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1931)

Russula, Gomphidius, Lepiota and fungous flora of Mt. Hood and higher Rockies - Kauffman, C. H. (Calvin Henry), 1869 -1931 (1918)

School entomology : an elementary textbook of entomology - Sanderson, Dwight, 1878 -1944 (Wiley, 1917)

School entomology; an elementary textbook of entomology for secondary schools and agricultural short courses - Sanderson, Dwight, 1878 -1944 (J. Wiley & sons, inc.; [etc., etc.], 1917)

Science - American Association for the Advancement of Science. ([s.n.], 1911)

Science - American Association for the Advancement of Science. ([s.n.], 1914)

Science - American Association for the Advancement of Science. ([s.n.], 1915)

Les sciences biologiques appliquées à l'agriculture et la lutte contre les ennemis des plantes aux États-Unis - Marchal, Paul, 1862 -1942 (Librairie Lhomme, 1916)

Second report of the State Zoologist, including a synopsis of the Entomostraca of Minnesota - Herrick, C. L. (Clarence Luther), 1858 -1904 ([Pioneer Press], 1895)

Service and regulatory announcements - United States. Office of Experiment Stations. (U.S. G.P.O, 1937)

Service and regulatory announcements - United States. Office of Experiment Stations. (U.S. G.P.O, 1939)

SIDA, contributions to botany - Mahler, William F. (W. F. Mahler, etc.], 2002)

Sketches of creation a popular view of some of the grand conclusions of the sciences in reference to the history of matter and of life. Together with a statement of the intimations of science respecting the primordial condition and the ultimate destiny of the earth and the solar system - Winchell, Alexander, 1824 -1891 (Harper & brothers, 1870)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1930)

Societas entomologica - International Entomological Society. (A. Kernan [etc.], 1913)

Southern field crops (exclusive of forage plants) - Duggar, J. F. (John Frederick), 1868 - (The Macmillan company, 1916)

Southern field crops (exclusive of forage plants) - Duggar, J. F. (John Frederick), 1868 - (The Macmillan company, 1911)