Illustrations of the birds of California, Texas, Oregon, British and Russian America. : Intended to contain descriptions and figures of all North American birds not given by former American authors, and a general synopsis of North American ornithology - Cassin, John, 1813 -1869 (J.B. Lippincott & Co, 1862)

Illustrations of the zoology of South Africa : consisting chiefly of figures and descriptions of the objects of natural history collected during an expedition into the interior of South Africa, in the years 1834, 1835, and 1836, fitted out by "The Cape of Good Hope Association for Exploring Central Africa" : together with a summary of African zoology, and an inquiry into the geographical ranges of species in that quarter of the globe - Macleay, William Sharp, 1792 -1865 (Smith, Elder and Co, 1843)

Illustrations of the zoology of South Africa : consisting chiefly of figures and descriptions of the objects of natural history collected during an expedition into the interior of South Africa, in the years 1834, 1835, and 1836, fitted out by "The Cape of Good Hope Association for Exploring Central Africa" : together with a summary of African zoology, and an inquiry into the geographical ranges of species in that quarter of the globe - Macleay, William Sharp, 1792 -1865 (Smith, Elder and Co, 1844)

Illustrierte Wochenschrift für Entomologie - Berliner Entomologische Gesellschaft. (J. Neumann, 1897)

Illustrirtes Thierleben - Brehm, Alfred Edmund, 1829 -1884 (Verlag des Bibliogr. Instituts, 1866)

Die immergrünen Ziergëholze von Süd-Tirol - Entleutner, Anton. (M. Huttler, 1891)

Imperial Institute journal - Imperial Institute (Great Britain) ([s.n.], 1895)

Importers and growers of choice and rare hardy perennials, bulbs, and flowering shrubs : including peonies ... - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Corporation, 1931)

Importers and growers of choice and rare irises, peonies and gladioli : 1923-1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rainbow Gardens, 1923)

In northern mists; Arctic exploration in early times - Nansen, Fridtjof, 1861 -1930 (Frederick A. Stokes co, 1911)

In Sachen Darwin's insbesondere contra Wigand - Jaeger, Gustav. (E. Schweizerbart, 1874)

In the Acadian land ; nature studies - McLeod, Robert Randall. (B. Whidden, 1899)

In the Acadian land nature studies - McLeod, Robert R. (Robert Randall), 1839 -1909 (B. Whidden, 1899)

Index ad Caroli Luciani Bonaparte Conspectum generum avium - Bonaparte, Charles-Lucien, 1803 -1857 (apud E. J. Brill, 1865)

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 generum avium. A list of the genera and subgenera of birds - Waterhouse, Frederick Herschel, 1845 -1919 (R. H. Porter, 1889)

Index generum avium : a list of the genera and subgenera of birds - Waterhouse, Frederick Herschel, 1845 -1919 (R.H. Porter, 1889)

Index to grass species - Smithsonian Institution (G. K. Hall, 1962)

Index to the genera of birds - McGregor, Richard C. (Richard Crittenden), 1871 -1936 (Bureau of Printing, 1920)

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)

Index zu L. Reichenbach's ornithologischen Werken - Reichenbach, H. G. Ludwig (Heinrich Gottlieb Ludwig), 1793 -1879 (R. Freidlander, 1879)

Indian birds; being a key to the common birds of the plains of India - Dewar, Douglas, 1875 -1957 (John Lane, 1910)

Indian birds; being a key to the common birds of the plains of India - Dewar, Douglas, 1875 -1957 (John Lane, 1923)

Insecta britannica. Diptera - Walker, Francis, 1809 -1874 (Reeve and Benham, 1851)

The insectivorous birds of Victoria, with chapters on birds more or less useful - Hall, Robert, 1867 -1949 (The Author, 1900)

Insects of Samoa and other Samoan terrestrial arthropoda - Canada. Department of Agriculture. Plant Quarantine Division.

Insekten-Börse (1896)

Die Insekten, Tausendfüssler und Spinnen - Brehm, Alfred Edmund, 1829 -1884 (Bibliographische Institut, 1884)

Insektenbörse (Alfred Kernen, 1912)

Insektenbörse (Alfred Kernen, 1914)

Die insel Cypern, ihrer Physischen und Organischen Natur nach mit Rücksicht auf ihre frühere Geschichte - Unger, F. (Franz), 1800 -1870 (W. Braumüller, 1916)

Het Instituut of Verslagen en Mededeelingen, uitgegeven door de vier Klassen van het Koninklijk-Nederlandsch Instituut van Wetenschappen, Letterkunde en Schoone Kunsten - Koninklijk-Nederlandsch Instituut van Wetenschappen Letterkunde en Schoone Kunsten. (1841)