Die im Bernstein befindlichen organischen Reste der Vorwelt, gesammelt - Berendt, Georg Carl, 1790 -1850 (In Commission der Nicolaischen Buchhandlung, 1845)

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

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

Index alphabeticus et conspectus systematicus in Klotzschii herbarium mycologicum - Rabenhorst, Ludwig, 1806 -1881 (Apud Arnold, 1851)

Index fungorum britannicorum. A complete list of Fungi found in the British Islands to the present date - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (R. Hardwicke, 1865)

Index fungorum : sistens icones et specimina sicca nuperis temporibus edita : adjectis synonymis - Hoffmann, Hermann, 1819 -1891 (Sumptibus A. Frstneri, 1863)

Index in Klotzschii herbarium vivum mycologicum. Centuriae 9 - Rabenhorst, Ludwig, 1806 -1881 (Carl Ramming, 1846)

Index Rafinesquianus : the plant names published by C. S. Rafinesque with reductions, and a consideration of his methods, objectives, and attainments - Merrill, Elmer D. (Elmer Drew), 1876 -1956 (Arnold Arboretum of Harvard University, 1949)

Index to specimens in Curtis Herbarium - Curtis, M. A. (Moses Ashley), 1808 -1872 (1980)

Index to the literature of American economic entomology - American Association of Economic Entomologists (American Association of Economic Entomologists [etc.], 1915)

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)

Insect life - United States. Division of Entomology. (G.P.O, 1888)

Insect life - United States. Bureau of Entomology. (Government Printing Office, 1892)

Insect life - United States. Bureau of Entomology. (Government Printing Office, 1893)

The Insect pest survey bulletin - United States. Bureau of Entomology. (Bureau of Entomology, U.S. Dept. of Agriculture, 1941)

Insecta; publication mensuelle de la Station entomologique de la Faculté des sciences de Rennes - Faculté des sciences de Rennes. Station entomologique (Impr. Oberthur, 1912)

Insecten - Altum, Bernard, 1824 -1900 (J. Springer, 1881)

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

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)

Insekten-Börse (1891)

Insekten-Börse (1893)

Insekten-Börse (1894)

Insekten-Börse (1898)

Insekten-Börse (1899)

Insekten-Börse (1902)

Insekten-Börse (1903)

Intelligenzblatt zur Flora, oder allgemeine botanischen zeitung ... - Goebel, K. (Karl), 1855 -1932 (s.n, 1837)

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

International catalogue of scientific literature. M, Botany - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1902)

International catalogue of scientific literature. M, Botany - 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, 1902)

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

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

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

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, 1904)

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, 1901)

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, 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 [Sect.] M. Botany : 1st -14th annual issues, 1901-1914 (Published for the International Council by the Royal Society of London, 1904)

Internationales Wörterbuch der Pflanzennamen : in Lateinischer, Deutscher, Englischer und Französischer Sprache : zum Gebrauche für Botaniker, insbesondere für Handelsgärtner, Landwirthe, Forstbeflissene und Pharmaceuten - Ulrich, Wilhelm. (H. Schmidt, 1872)

An introduction to botany - Lindley, John, 1799 -1865 (Longman, Rees, Orme, Brown, Green, and Longman, 1832)

An introduction to botany - Lindley, John, 1799 -1865 (Longman, Rees, Orme, Brown, Green and Longman, 1835)

An introduction to botany - Lindley, John, 1799 -1865 (Longman, Orme, Brown, Green, and Longmans, 1839)

An introduction to botany - Lindley, John, 1799 -1865 (Longman, Rees, Orme, Brown, Green, & Longman, 1832)

An introduction to botany - Lindley, John, 1799 -1865 (Longman, Brown, Green, and Longmans, 1848)

Introduction to cryptogamic botany - Berkeley, M. J. (Miles Joseph), 1803 -1889 (H. Bailliere, 1857)

Introduction to cryptogamic botany - Berkeley, M. J. (Miles Joseph), 1803 -1889 (H. Bailliere; [etc.,etc], 1857)

An introduction to entomology - Kirby, William, 1759 -1850 (Longman, Hurst, Rees, Orme & Brown, 1818)

An introduction to entomology, or, Elements of the natural history of insects : with plates - Kirby, William, 1759 -1850 (Printed for Longman, Hurst, Rees, Orme, and Brown, 1816)

An introduction to entomology : or, Elements of the natural history of insects - Kirby, William, 1759 -1850 (Longman, Rees, Orme, Brown, and Green, 1828)

An introduction to entomology; or, Elements of the natural history of insects - Kirby, William, 1759 -1850 (Longman, Rees, Orme, Brown, and Green, 1828)

An introduction to entomology : or, Elements of the natural history of insects - Kirby, William, 1759 -1850 (Printed for Longman, Hurst, Rees, Orme, and Brown, 1826)

An introduction to entomology: or Elements of the natural history of insects: with plates - Kirby, William, 1759 -1850 (Longman, Hurst, Rees, Orme, and Brown, 1828)

An introduction to the natural system of botany: or, A systematic view of the organization, natural affinities, and geographical distribution of the whole vegetable kingdom; together with the uses of the most important species in medicine, the arts, and rural or domestic economy - Lindley, John, 1799 -1865 (G. & C. & H. Carvill, 1831)

An introduction to the study of botany - Smith, James Edward, 1759 -1828 (Longman, Rees, Orme, Brown, Green, and Longman, 1833)

Introduction to the study of fungi : their organography, classification and distribution, for the use of collectors - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (A. and C. Black, 1895)

Introduction to the study of fungi : their organography, classification, and distribution for the use of collectors - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (A. and C. Black, 1895)

Introduction to the study of fungi; their organography, classification, and distribution, for the use of collectors - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (A. and C. Black, 1895)

Ireland; industrial and agricultural - Coyne, William P. (Browne and Nolan, limited, 1902)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1893)

Isis, oder, Encyclopädische Zeitung von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1817)

Isis, oder, Encyclopädische Zeitung von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1818)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1822)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1823)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1825)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1839)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1840)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1843)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1844)