Index to the stratigraphy of North America - Willis, Bailey, 1857 -1949 (Govt. Print. Off, 1912)

Index zoologicus. An alphabetical list of names of genera and subgenera proposed for use in zoology as recorded in the "Zoological record" 1880-1900, together with other names not included in the "Nomenclator zoologicus" of S.H. Scudder - Zoological Society of London. (Printed for the Society, 1902)

India rubber world (Bill Brothers Publishing Corp, 1918)

Indian forest insects of economic importance. Coleoptera - Stebbing, Edward Percy, 1870 -1960 (Eyre & Spottiswoode, 1914)

Indicis generum malacozoorum primordia : nomina subgenerum, generum, familiarum, tribuum, ... / conscripsit A. N. Herrmannsen - Herrmannsen, August Nicolaus, 1807 -1854 (Theodor Fischer, 1846)

Indicis generum malacozoorum primordia : nomina subgenerum, generum, familiarum, tribuum, ... / conscripsit A. N. Herrmannsen - Herrmannsen, August Nicolaus, 1807 -1854 (Theodor Fischer, 1847)

Indigenous timbers of the Cape - Hutchins, D. E. (David Ernest), 1850 -1920 (Townshend, Taylor and Snashall, printers, 1904)

The influence of man on animal life in Scotland; study in faunal evolution - Ritchie, James, 1882 - (University press, 1920)

Insect enemies of eastern forests - Craighead, Frank C. (Frank Cooper), 1890 -1982 (U.S. Dept. of Agriculture, 1950)

Insectorum sive minimorum animalium theatrum: olim ab Edoardo Wottono, Conrado Gesnero, Thomaque Pennio inchoatum: tandem Tho. Movfeti Londinâtis operâ sumptibusq; maximis concinnatum, auctum, perfectum: et ad vivum expressis iconibus suprà quingentis illustratum - Wotton, Edward, 1492 -1555 (ex officinâ typographicâ T. Cotes, 1634)

Insects [preface] - Stefansson, Vilhjalmur, 1879 -1962 (F.A. Acland, 1922)

Insekten-Börse (1900)

Instinct displayed in a collection of well-authenticated facts : exemplifying the extraordinary sagacity of various species of the animal creation - Bentley, Samuel, 1785 -1868 (Darton and Harvey, 1836)

The Intellectual observer (Groombridge and Sons, 1863)

The Intellectual observer (Groombridge and Sons, 1866)

The Intellectual observer (Groombridge and Sons, 1867)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1904)

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, 1916)

Internationale Monatsschrift für Anatomie und Physiologie (G. Thieme [et al.,], 1902)

Introduction à l'etude de la paleontologie stratigraphique : cours professé au Muséum d'histoire naturelle - Archiac, vicomte d' (Etienne Jules Adolphe Desmier), 1802 -1868 (F. Savy, éditeur, 1864)

Introduction à l'étude des mollusques - Pelseneer, Paul, 1863 -1945 (Henri Lamertin, 1894)

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 conchology; or, Elements of the natural history of molluscous animals - Johnston, George, 1797 -1855 (J. Van Voorst, 1850)