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

Index perfectus ad Caroli Linnaei Species plantarum - Linné, Carl von, 1707 -1778 (M'carron, Bird & Cocii, 1880)

Index testaceologicus, or, A catalogue of shells, British and foreign : arranged according to the Linnean system : with the Latin and English names, references to authors, and places where found : illustrated with 2300 figures - Lamarck, Jean-Baptiste Pierre Antoine de Monet de, 1744 -1829 (Printed for W. Wood, 1828)

Index testaceologicus, or, A catalogue of shells, British and foreign, arranged according to the Linnean system : with the Latin and English names, references to authors, and places where found : illustrated with 2300 figures - Wood, W. (William), 1774 -1857 (Printed for W. Wood, 1825)

Index testaceologicus, or, A catalogue of shells, British and foreign : arranged according to the Linnean system : with the Latin and English names, references to authors, and places where found : illustrated with 2300 figures - Wood, W. (William), 1774 -1857 (Printed for W. Wood, 1828)

Index testaceologicus; or A catalogue of shells, British and foreign, arranged according to the Linnean system - Wood, W. (William), 1774 -1857 (Printed for W. Wood, 1818)

Index to Catalogue of recent bivalve shells by Sylvanus Hanley - Hanley, Sylvanus, 1819 -1899

Index to publications of the New York State Natural History Survey and New York State Museum 1837-1902, also including other New York publications on related subjects - New York State Museum. (University of the State of New York, 1903)

An index to the Historia conchyliorum of Lister : with the name of the species to which each figure belongs, and occasional remarks - Dillwyn, L. W. (Lewis Weston), 1778 -1855 ([E typographeo Clarendoniano], 1823)

An index to the Museum Boltenianum - Dall, William Healey, 1845 -1927 (Smithsonian institution, 1915)

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

India rubber world (Bill Brothers Publishing Corp, 1918)

India rubber world (Bill Brothers Publishing Corp, 1919)

Die Infusionsthierchen als vollkommene Organismen. Ein Blick in das tiefere organische Leben der Natur - Ehrenberg, Christian Gottfried, 1795 -1876 (L. Voss, 1838)

Die infusionsthierchen als vollkommene organismen. Ein blick in das tiefere organische leben der natur - Ehrenberg, Christian Gottfried, 1795 -1876 (L. Voss, 1838)

Injurious and beneficial insects of California - California. State Commission of Horticulture. (California state printing office, 1915)

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

Insecta svecica descripta a Leonardo Gyllenhal ... Classis I. Coleoptera sive Eleuterata. Tomus I - Linné, Carl von, 1707 -1778 (litteris F.J. Leverentz, 1813)

Les insectes : Traité élémentaire d'entomologie, comprenant l'histoire des esèces utiles et de leurs produits des espèces nuisibles et des moyens de les détruire, l'étude des métamorphoses et des moeurs, les procédés de chasses et de conversation - Girard, Maurice, 1822 -1886 (J.-B. Baillière, 1873)

Insecutor inscitiae menstruus ([Harrison G. Dyar], 1918)

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

Instituto : Jornal Scientifico e Litterario (1853)

Instituto : Jornal Scientifico e Litterario (1855)

Instituto : Jornal Scientifico e Litterario (1857)

International aspects of oceanography; oceanographic data and provisions for oceanographic research - Vaughan, Thomas Wayland, 1870 -1952 (National academy of sciences, 1937)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1903)

International catalogue of scientific literature. M, Botany - 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, 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, 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, 1916)

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)

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

An introduction to entomology - Comstock, John Henry, 1849 -1931 (The Comstock publishing co, 1920)

An introduction to geology : and its associate sciences mineralogy, fossil botany, and palaeontology - Wright, Thomas, 1809 -1884 (H. G. Bohn, 1855)

An introduction to the geology of Cape Colony - Broom, Robert, 1866 -1951 (Longmans, Green, 1909)

An introduction to the study of the genera of Palaeozoic Brachiopoda : part I / by James Hall - Hall, James, 1811 -1898 (Charles Van Benthuysen & Sons, 1892)

Inventory of seeds and plants imported - United States. Bureau of Plant Industry. (G.P.O, 1914)

Inventory of seeds and plants imported - United States. Bureau of Plant Industry. (G.P.O, 1913)

The invertebrate fauna and palaeontological relations of the Uitenhage series - Kitchin, Finlay Lorimer, 1870 - (Printed for the Trustees on the South African Museum and the Geological Commission of the Colony of the Cape of Good Hope and others, by West, Newman, 1908)

Ipsa Chiereghinii Conchylia, ovvero contribuzione pella Malacologia Adriatica desunta dal manoscritto descrizione de' Crostacei, de' Testacei, e de' Pesci che abitano le Lagune e Golfo Veneto, rappresentati in figure, a chiaro-scuro ed a colori dall Abate S. Chiereghini ... illustrata da S. Brusina - Brusina, Spiridion, 1845 -1908 (1870)

Ipsa Draparnaudi conchylia; étude sur la collection conchyliologique de Draparnaud au Musée impérial et royal d'histoire naturelle de Vienne - Locard, Arnould, 1841 -1904 (J.-B. Baillière et fils, 1895)

Ipsa Linnaei conchylia : The shells of Linnaeus, determined from his manuscripts and collection - Linné, Carl von, 1707 -1778 (Williams and Norgate, 1855)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1892)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1895)