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, 1999)

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, 1967)

Illinois Agricultural Association record - Illinois Agricultural Association. (The Association, 1923)

Illinois Agricultural Association record - Illinois Agricultural Association. (The Association, 1935)

Illinois Audubon bulletin - Illinois Audubon Society. (Illinois Audubon Society, 1916)

Illinois Audubon bulletin - Illinois Audubon Society. (Illinois Audubon Society, 1964)

Illinois Audubon bulletin - Illinois Audubon Society. (Illinois Audubon Society, 1971)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1968)

The Illinois breeding bird atlas - U.S. Fish; Wildlife Service (Illinois Natural History Survey, 2004)

The illustrated natural history - Wood, J. G. (John George), 1827 -1889 (Routledge, Warne, and Routledge, 1863)

The illustrated natural history - Wood, J. G. (John George), 1827 -1889 (G. Routledge, 1880)

Illustrated natural history - Wood, J. G. (John George), 1827 -1889 (Home Bk. Co, 1880)

Illustrated natural history of the animal kingdom : being a systematic and popular description of the habits, structure, and classification of animals from the highest to the lowest forms, with their relations to agriculture, commerce, manufactures, and the arts - Goodrich, Samuel G. (Samuel Griswold), 1793 -1860 (Derby & Jackson, 1859)

Illustrated natural history of the animal kingdom, being a systematic and popular description of the habits, structure, and classification of animals from the highest to the lowest forms, with their relations to agriculture, commerce, manufactures, and the arts - Goodrich, Samuel G. (Samuel Griswold), 1793 -1860 (Derby & Jackson, 1859)

Illustrated natural history of the animal kingdom, being a systematic and popular description of the habits, structure, and classification of animals from the highest to the lowest forms, with their relations to agriculture, commerce, manufactures, and the arts - Goodrich, Samuel G. (Samuel Griswold), 1793 -1860 (Derby & Jackson, 1865)

Illustrations of new species of exotic butterflies : selected chiefly from the collections of W. Wilson Saunders and William C. Hewitson - Hewitson, William C. (William Chapman), 1806 -1878 (John Van Voorst, 1861)

Illustrations of the nests and eggs of birds of Ohio : with text - Jones, Howard, 1853 -1945 ([s.n.], 1886)

Illustrations of zoology. The engravings by F.W. Lowry and Thomas Landseer (John Joseph Griffin and Co, 1851)

Imported from Holland : plant this fall for a gargeous spring garden - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Stebbins Anderson, 1955)

Imported Holland bulbs from the John H. van Zonneveld Comp. : summerfield bulb farms, Vogelenzang, Holland - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Sven van Zonneveld, 1950)

In the South it's Reuter's seeds : spring 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Reuter Seed Company, 1936)

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 faunæ Novæ Zealandiæ - Hutton, Frederick Wollaston, 1836 -1905 (Dulau & Co, 1904)

Index faunæ Novæ Zealandiæ (Dulau & Co., 37 Soho Square, 1904)

Index herbariorum. Part II, Collectors - International Bureau For Plant Taxonomy; Nomenclature (Bohn, Scheltema & Holkema, 1954)

Index herbariorum. Part II, Collectors - International Bureau For Plant Taxonomy; Nomenclature (Bohn, Scheltema & Holkema, 1983)

Index herbariorum - International Association for Plant Taxonomy (Published and Distributed for International Association for Plant Taxonomy by New York Botanical Gardens, 1990)

Index palaeontologicus : oder Übersicht der bis jetzt bekannten fossilen Organismen - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweitzerbart, 1848)

Index to the Fifth report and supplement (1920-1923) of the United States Geographic board : arranged by countries, states, counties (excluding Europe, Hawaii, and the Philippines) - United States Geographic Board (G.P.O, 1924)

An index to the scientific contents of the Journal and Proceedings of the Academy of Natural Sciences of Philadelphia [1817-1910] Published in commemoration of the centenary of the academy, March 21, 1912 - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences, 1912)

India rubber world (Bill Brothers Publishing Corp, 1918)

India rubber world (Bill Brothers Publishing Corp, 1919)

Indian spring peony and bulb farm : 1925 [[catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F. A Goodrich, 1925)

Indiana dahlias : 1926 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Indiana Dahlia Farms, 1926)

The Insect pest survey bulletin - United States. Bureau of Entomology. (Bureau of Entomology, U.S. Dept. of Agriculture, 1925)

The Insect pest survey bulletin - United States. Bureau of Entomology. (Bureau of Entomology, U.S. Dept. of Agriculture, 1921)

Die Insekten - Graber, Vitus, 1844 -1892 (R. Oldenbourg, 1877)

Insekten-Börse (1892)

Die insel Lussin und ihre Meeresfauna : Nach einem Sechswöchentlichen Aufenthalte - Grube, Adolph Eduard, 1812 -1880 (F. Hirt, 1864)

Instream flow evaluation for selected waterways in western Montana - Montana. Ecological Services Division. (The Dept, 1981)

The international bibliography of electron microscopy - New York Society of Electron Microscopists. (1959)

International catalogue of scientific literature. N, Zoology - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1901)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1905)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1906)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1907)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1908)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1909)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1910)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1911)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1912)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1913)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1914)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1915)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1918)

An introduction to animal morphology and systematic zoology - Macalister, Alexander, 1844 -1919 (Longmans, 1876)

An introduction to animal morphology and systematic zoology : pt. I. Invertebrata - Macalister, Alexander, 1844 -1919 (Longmans, Green, 1876)

An introduction to sexual physiology for biological, medical, and agricultural students - Marshall, F. H. A. (Francis Hugh Adam), 1878 -1949 (Longmans, Green, and co, 1925)

The Invertebrata; a manual for the use of students - Borradaile, L. A. (Lancelot Alexander), 1872 -1945 (Macmillan, 1932)

The Invertebrata; a manual for the use of students - Borradaile, L. A. (Lancelot Alexander), 1872 -1945 (Macmillan, 1935)

Invertebrate zoology - Van Cleave, Harley Jones, 1886 -1953 (McGraw-Hill Book Company, Inc, 1931)

The involuntary nervous system - Gaskell, Walter Holbrook, 1847 -1914 (Longmans, Green and co, 1916)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1946)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1951)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1952)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1953)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1955)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1956)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1957)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1958)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1959)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1960)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1961)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1962)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1964)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1966)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1970)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1971)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1972)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1976)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1977)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1979)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1980)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1983)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1988)

Iowa year book of agriculture - Iowa. Dept. of Agriculture. (Iowa Dept. of Agriculture, 1905)

Iowa year book of agriculture - Iowa. Dept. of Agriculture. (Iowa Dept. of Agriculture, 1907)

Iowa year book of agriculture - Iowa. Dept. of Agriculture. (Iowa Dept. of Agriculture, 1913)

Iowa year book of agriculture - Iowa. Dept. of Agriculture. (Iowa Dept. of Agriculture, 1916)

Iowa year book of agriculture - Iowa. Dept. of Agriculture. (Iowa Dept. of Agriculture, 1917)