Household insects and their control - Twinn, C. R. (Cecil Raymond) (Minister of Agriculture, 1931)

How to collect mosquitoes (Culicidae) - British Museum (Natural History) (British Museum (Natural History), [printed by Darling for H.M.S.O.], 1899)

How to distinguish the different mosquitoes of North America - Howard, L. O. (Leland Ossian), 1857 -1950 (U.S. Dept. of Agriculture, Division of Entomology, 1900)

How to know the immature insects; an illustrated key for identifying the orders and families of many of the immature insects with suggestions for collecting, rearing and studying them - Zhu, Hongfu, 1913 - (W. C. Brown Co, 1949)

The human species, considered from the standpoints of comparative anatomy, physiology, pathology and bacteriology - Hopf, Ludwig, 1838 - (Longmans, 1909)

Ibis - British Ornithologists' Union (Published for the British Ornithologists' Union by Academic Press, 1908)

Iconographic encyclopaedia of science, literature, and art - Baird, Spencer Fullerton, 1823 -1887 (R. Garrigue, 1851)

Iconographie du règne animal de G. Cuvier, ou, Représentation d'après nature de l'une des espèces les plus et souvent non encore figurées de chaque genre d'animaux : avec un texte descriptif mis au courant de la science : ouvrage pouvant servir d'atlas a tous les traites de zoologie - Cuvier, Georges, baron, 1769 -1832 (Chez J.B. Baillière, 1829)

Iheringia. Série zoologia - Fundação Zoobotânica do Rio Grande do Sul. Museu de Ciências Naturais. (Museu Rio-Grandense de Ciências Naturais, Divisão de Ciências do Departamento de Ciência e Cultura, Secretaria de Estado dos Negócios da Educação e Cultura do Govêrno do Estado do Rio Grande do Sul, 1997)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1916)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1917)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1924)

The Illinois Natural History Survey reports - Illinois. Natural History Survey Division (Natural History Survey, Illinois Institute of Natural Resources, 1962)

Illinois River Bluffs area assessment - Illinois. Dept. of Natural Resources. (Illinois Dept. of Natural Resources, 1998)

An illustrated dictionary of medicine, biology and allied sciences ... by George M. Gould. 5th ed., with additions and corrections - Gould, George M. (George Milbry), 1848 -1922 (P. Blakiston's Son, 1907)

Illustrations of British blood-sucking flies - Austen, E. E. (Ernest Edward), 1867 -1938 (Printed by order of the Trustees of the British Museum, 1906)

Illustrations of British entomology; or, A synopsis of indigenous insects: containing their generic and specific distinctions - Stephens, James Francis, 1792 -1853 (Printed for the author; published by Baldwin and Cradock, 1828)

Illustrierte Zeitschrift für Entomologie - Allgemeine Entomologische Gesellschaft. (J. Neumann, 1899)

Illustriertes Jahrbuch der Naturkunde (Karl Prochaska, 1905)

Immunity in infective diseases - Metchnikoff, Élie, 1845 -1916 (University Press, 1907)

Immunity in infective diseases - Metchnikoff, Élie, 1845 -1916 (University Press, 1905)

Important insects which may affect the health of men or animals engaged in military operations - United States. Bureau of Entomology. (U.S. Dept. of Agriculture, Office of the Secretary, 1916)

Impounded water : surveys in Alabama and South Carolina during 1915 to determine its effect on prevalence of malaria - United States. Public Health Service. ([U.S.] G.P.O, 1916)

Impounding water in a bayou to control breeding of malaria mosquitoes - Van Dine, D. L. (Delos Lewis), 1878 - (U.S. Dept. of Agriculture, 1922)

In the heart of Africa - Friedrich, Adolf Duke of Mecklenburg-Schwerin, 1873 -1969 (Cassell and company, ltd, 1910)

In the wilds of South America; six years of exploration in Colombia, Venezuela, British Guiana, Peru, Bolivia, Argentina, Paraguay, and Brazil - Fuertes, Louis Agassiz, 1874 -1927 (C. Scribner's Sons, 1918)

Index animalium; sive, Index nominum quae ab A. D. MDCCLVIII generibus et speeiebus animalium imposita sunt - Sherborn, Charles Davies, 1861 -1942 (e typographio academico, 1801)

Index animalium; sive, Index nominum quae ab A. D. MDCCLVIII generibus et speeiebus animalium imposita sunt - Sherborn, Charles Davies, 1861 -1942 (e typographio academico, 1902)

Index-catalogue of medical and veterinary zoology. Authors - United States. Office of Experiment Stations. (Zoological Division, Bureau of Animal Industry, 1902)

Index-catalogue of medical and veterinary zoology. Authors - United States. Office of Experiment Stations. (Zoological Division, Bureau of Animal Industry, 1907)

Index-catalogue of medical and veterinary zoology. Authors - United States. Office of Experiment Stations. (Zoological Division, Bureau of Animal Industry, 1908)

Index-catalogue of medical and veterinary zoology. Authors - United States. Office of Experiment Stations. (Zoological Division, Bureau of Animal Industry, 1909)

Index-catalogue of medical and veterinary zoology. Authors - United States. Office of Experiment Stations. (Zoological Division, Bureau of Animal Industry, 1910)