Insekten-Börse (1893)

Insekten-Börse (1894)

Die Insekten-Welt : Zeitschrift des Internationalen Entomologen-Vereins - Internationaler Entomologischer Verein. (1885)

Insektenbörse (Alfred Kernen, 1914)

Die Insektenfauna der Tertiärgebilde - Heer, Oswald, 1809 -1883 (W. Engelmann, 1849)

Die Insektenwelt : ein Taschenbuch zu entomologischen Exkursionen für Lehrer und Lernende - Karsch, Dr., (Anton) 1822 -1892 (O. Lenz, 1883)

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

Intermountain range plant names and symbols - Intermountain Forest; Range Experiment Station (Ogden, Utah) (Intermountain Forest and Range Experiment Station, 1977)

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, 1905)

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. 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, 1913)

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. M, Botany - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1916)

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, 1905)

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, 1916)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1919)

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)

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, 1905)

An introduction to the birds of Great Britain - Gould, John 1804 -1881 (Printed for the author by Taylor and Francis, 1873)

An introduction to the flora of Natal and Zululand - Bews, J. W. (John William), 1884 -1938 (City Printing Works, 1921)

An introduction to the natural system of botany : or, A systematic view of the organisation, 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 (Longman, Rees, Orme, Brown, and Green, 1830)

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)

Introduction to the study of palaeontological botany - Balfour, John Hutton, 1808 -1884 (Adam and Charles Black, 1872)

Introduction to the study of palæontological botany - Balfour, John Hutton, 1808 -1884 (Adam and Charles Black, 1872)

An introductory discourse, delivered before the Literary and philosophical society of New-York, on the fourth of May, 1814 - Clinton, DeWitt, 1769 -1828 (Pub. by David Longworth, at the Shakspeare-gallery. N. Van Riper, print, 1815)

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

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, 1919)

Inventory of seeds and plants imported - United States. Bureau of Plant Industry. (G.P.O, 1920)

Inventory of seeds and plants imported - United States. Bureau of Plant Industry. (G.P.O, 1921)

Inventory of seeds and plants imported - United States. Bureau of Plant Industry. (G.P.O, 1922)

Inventory of seeds and plants imported - United States. Bureau of Plant Industry. (G.P.O, 1923)

Investigations of rusts - United States. Bureau of Plant Industry. (Govt. print. off, 1904)

Ioannis Antonii Scopoli ... Annus I-[V] historico-naturalis ... - Scopoli, Giovanni Antonio, 1723 -1788 (Sumtib. C.G. Hilscheri, 1769)

Ioannis Antonii Scopoli phil. et med. doct. ... Annus I[-V] historico-naturalis ... - Scopoli, Giovanni Antonio, 1723 -1788 (Sumtib. Christ. Gottlob Hilscheri, 1769)

Ioh. Christ. Fabricii hist. nat. oecon. et cameral. p.p.o. soc. ... Mantissa insectorum : sistens eorum species nuper detectas, adiectis characteribus genericis, differentiis specificis, emendationibus, observationibus - Fabricius, Johann Christian, 1745 -1808 (Impensis Christ. Gottl. Proft, 1787)

Ioh. Christ. Fabricii histor. nat. oecon. et cameral. prof. Kiloniens ... Species insectorum : exhibentes eorum differentias specificas, synonyma auctorum, loca natalia, metamorphosin : adiectis observationibus, descriptionibus - Fabricius, Johann Christian, 1745 -1808 (Impensis Carol. Ernest. Bohnii, 1781)

Iris and hemerocallis : closing out price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Quality Gardens, 1939)

Les Iris cultivés : Actes et comptes-rendus de la 1re Conférence internationale des Iris, tenue à Paris en 1922 - Société nationale d'horticulture de France. (Société nationale d'horticulture de France, Commission des Iris, 1923)

Iris for your garden : 1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Warner Iris Gardens, 1947)

Iris for your garden : 1950 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Warner Iris Gardens, 1950)

Irises, poppies, hemerocallis, peonies, 1944 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tip-Top Gardens, 1944)

Irish gardening (Pub. Office, 1906)

Isaac F. Holton and John Torrey correspondence, 1840-1870 - Holton, Isaac F. (Isaac Farwell) (1848)

Isaac F. Holton and John Torrey correspondence, 1840-1870 - Holton, Isaac F. (Isaac Farwell) (1851)

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

Isis, oder, Encyclopädische Zeitung von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1819)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1821)

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, 1826)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1827)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1828)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1830)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1831)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1832)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1833)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1836)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1837)

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

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1842)

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

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

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1845)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1848)

Island life : or, the phenomena and causes of insular faunas and floras, including a revision and attempted solution of the problem of geological climates - Wallace, Alfred Russel, 1823 -1913 (Macmillan, 1911)

Itinera principum S. Coburgi. Die botanische Ausbeute von den Reisen ihrer Hoheiten der Prinzen von Sachsen-Coburg-Gotha. I. Reise der Prinzen Philipp und August um die Welt (1872-1873). II. Reise der Prinzen August und Ferdinand nach Brasilien (1879) - Wawra, Heinrich, 1831 -1887 (C. Gerold's Sohn, 1888)

Ittiolitologia veronese del Museo Bozziano : ora annesso a quello del Conte Giovambattista Gazola e di altri gabinetti di fossili veronesi ; con la versione latina - Volta, Giovanni Serafino, 1764 -1842 (Dalla Stamperia Giuliari, 1796)

IUCN Directory of Afrotropical Protected Areas (1987)

J. C. Röhlings Deutschlands Flora - Koch, Wilhelm Daniel Joseph, 1771 -1849 (F. Wilmans, 1823)