A history of the molluscous animals of the counties of Aberdeen, Kincardine and Banff, to which is appended an account of the cirripedal animals of the same district - MacGillivray, William 1796 -1852 (Cunninghan and Mortimer; Aberdeen: sold by L. Smith, 1843)

A history of the molluscous animals of the counties of Aberdeen, Kincardine and Banff, to which is appended an account of the cirripedal animals of the same district - MacGillivray, William 1796 -1852 (Cunninghan and Mortimer, 1843)

A history of the molluscous animals of the counties of Aberdeen, Kincardine, and Banff; to which is appended an account of the cirripedal animals of the same district - MacGillivray, William 1796 -1852 (Cunningham & Mortimer, 1843)

History of Vermont, natural, civil, and statistical, in three parts, with a new map of the state, and 200 engravings - Thompson, Zadock, 1796 -1856 (Pub. for the author, by C. Goodrich, 1842)

History of Vermont, natural, civil and statistical, in three parts, with a new map of the state, and 200 engravings - Thompson, Zadock, 1796 -1856 (C. Goodrich, 1842)

History of Vermont, natural, civil and statistical, in three parts, with an appendix. 1853 - Thompson, Zadock, 1796 -1856 (The author, 1853)

Horae zoologicae. Zur vaterländischen Naturkunde ergänzende, sachliche und geschichtliche Bemerkungen - Leydig, Franz, 1821 -1908 (G. Fischer, 1902)

The Horticultural register, and general magazine - Paxton, Joseph, Sir, 1803 -1865 (Baldwin and Cradock, 1833)

How to collect shells, a symposium - American Malacological Union. (1961)

Hoya section sperlingia (vahl) miquel - Kloppenburg, Dale (D. Kloppenburg, 2001)

Hoya sections : a complete study with modifications and additions - Kloppenburg, Dale (D. Kloppenburg, 1990)

Human anatomy : including structure and development and practical considerations - Piersol, George A. (Lippincott, 1919)

Human anatomy : including structure and development and practical considerations - Piersol, George A. (Lippincott, 1923)

Human anatomy, including structure and development and practical considerations - Piersol, George A. (Lippincott company, 1916)

Humboldt; Monatsschrift für die gesamten Naturwissenschaften - Damer, Otto, 1839 -1916 (F. Enke, 1884)

Humboldt; Monatsschrift für die gesamten Naturwissenschaften - Damer, Otto, 1839 -1916 (F. Enke, 1890)

The Humming bird - Boucard, Adolphe, 1839 -1905 (A. Boucard, 1891)

The Humming bird - Boucard, Adolphe, 1839 -1905 (A. Boucard, 1892)

Iberus : revista de la Sociedad Española de Malacología - Sociedad Española de Malacología. (La Sociedad, 1988)

Iberus : revista de la Sociedad Española de Malacología - Sociedad Española de Malacología. (La Sociedad, 1991)

Iberus : revista de la Sociedad Española de Malacología - Sociedad Española de Malacología. (La Sociedad, 1990)

Iberus : revista de la Sociedad Española de Malacología - Sociedad Española de Malacología. (La Sociedad, 1999)

Iberus : revista de la Sociedad Española de Malacología - Sociedad Española de Malacología. (La Sociedad, 1981)

Ichthyology / edited by William Jardine Vol. 1-6 - Hamilton, Robert, 1794 -1868 (W.H. Lizars, etc, 1854)

Iconographic encyclopaedia of science, literature, and art - Baird, Spencer Fullerton, 1823 -1887 (R. Garrigue, 1851)

Iconographie complète des coquilles fossiles de l'éocène des environs de Paris - Pissarro, G. ([s.n.], 1904)

Iconographie der Land- und Süsswasser-Mollusken - Kobelt, Wilhelm, 1840 -1916 (Arnoldische Buchh, 1835)

Iconographie der Land- und Süsswasser-Mollusken - Kobelt, Wilhelm, 1840 -1916 (Arnoldische Buchh, 1839)

Iconographie der Land- und Süsswasser-Mollusken - Kobelt, Wilhelm, 1840 -1916 (Arnoldische Buchh, 1859)

Iconographie der Land- und Süsswasser-Mollusken - Kobelt, Wilhelm, 1840 -1916 (Arnoldische Buchh, 1880)

Iconographie der Land- und Süsswasser-Mollusken - Kobelt, Wilhelm, 1840 -1916 (Arnoldische Buchh, 1904)

Iconographie du règne animal de G. Cuvier, ou, Représentation d'après nature de l'une des espèces les plus et souvent non encore figurées de chaque genre d'animaux : avec un texte descriptif mis au courant de la science : ouvrage pouvant servir d'atlas a tous les traites de zoologie - Cuvier, Georges, baron, 1769 -1832 (Chez J.B. Baillière, 1829)

Iconographie malacologique des animaux mollusques fluviatiles du Lac Tanganika - Bourguignat, J. R. (Jules René), 1829 -1892 (Impr. Crété, 1888)

Iheringia Série zoologia - Fundação Zoobotânica do Rio Grande do Sul. Museu de Ciências Naturais. (Museu Rio-Grandense de Ciências Naturais, Divisão de Ciências do Departamento de Ciência e Cultura, Secretaria de Estado dos Negócios da Educação e Cultura do Govêrno do Estado do Rio Grande do Sul, 1957)

Iheringia Série zoologia - Fundação Zoobotânica do Rio Grande do Sul. Museu de Ciências Naturais. (Museu Rio-Grandense de Ciências Naturais, Divisão de Ciências do Departamento de Ciência e Cultura, Secretaria de Estado dos Negócios da Educação e Cultura do Govêrno do Estado do Rio Grande do Sul, 1975)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1918)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1922)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1926)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1927)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1936)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1937)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1972)

The Illinois glacial lobe - Leverett, Frank, 1859 -1943 (U.S. Geological Survey, 1899)

The Illinois Natural History Survey reports - Illinois. Natural History Survey Division (Natural History Survey, Illinois Institute of Natural Resources, 1962)

Illinois River Bluffs area assessment - Illinois. Dept. of Natural Resources. (Illinois Dept. of Natural Resources, 1998)

An illustrated catalogue of the mollusca of Michigan - Walker, Bryant, 1856 -1936 (Michigan Geological Survey, 1906)

The illustrated dictionary of gardening :a practical and scientific encyclopædia of horticulture for gardeners and botanists - Nicholson, George, 1847 -1908 (L.U. Gill, 1884)

The Illustrated dictionary of gardening : a practical and scientific encyclopaedia of horticulture for gardeners and botanists - Nicholson, George, 1847 -1908 (L. Upcott Gill, 1887)

An illustrated dictionary of medicine, biology and allied sciences - Gould, George M. (George Milbry), 1848 -1922 (P. Blakiston's Son & Co, 1900)

An illustrated dictionary of medicine, biology and allied sciences - Gould, George M. (George Milbry), 1848 -1922 (Balliére, Tindall & Cox, 1894)

An illustrated dictionary of medicine, biology and allied sciences ... by George M. Gould. 5th ed., with additions and corrections - Gould, George M. (George Milbry), 1848 -1922 (P. Blakiston's Son, 1907)

Illustrated index of British freshwater shells - Stubbs, Arthur G. (Taylor Brothers, 1907)

Illustrated index of British shells : containing figures of all the recent species, with names and other information - Sowerby, G. B. (George Brettingham), 1812 -1884 (Simpkin, Marshall, and Co., and the Author, 1859)

An illustrated introduction to Lamarck's conchology : contained in his Histoire naturelle des animaux sans vertèbres : being a literal translation of the descriptions of the recent and fossil genera - Lamarck, Jean-Baptiste Pierre Antoine de Monet de, 1744 -1829 (Longman, Rees, Orme, Brown, & Green, 1827)

The illustrated natural history - Wood, J. G. (John George), 1827 -1889 (Routledge, Warne, and Routledge, 1863)

The illustrated natural history - Wood, J. G. (John George), 1827 -1889 (G. Routledge, 1880)

Illustrated natural history - Wood, J. G. (John George), 1827 -1889 (Home Bk. Co, 1880)

Illustrations of the conchology of Great Britain and Ireland - Brown, Thomas, 1785 -1862 (S. Highley, 1827)

Illustrations of the land and fresh water conchology of Great Britain and Ireland, with figures, descriptions, and localities of all the species - Brown, Thomas, 1785 -1862 (Smith, Elder, and co.; [etc., etc.], 1845)

Illustrations of the land and fresh water conchology of Great Britain and Ireland, with figures, descriptions, and localities of all the species - Brown, Thomas, 1785 -1862 (Smith, Elder, 1845)

Illustrations of the recent conchology of Great Britain and Ireland : with the description and localities of all the species marine, land, and fresh water - Brown, Thomas, 1785 -1862 (Smith, 1844)

Illustrations of zoology. The engravings by F.W. Lowry and Thomas Landseer (John Joseph Griffin and Co, 1851)

Illustrazione sistematica critica iconografica de' testacei estramarini della Sicilia ulteriore e delle isole circostanti - Benoit, Luigi, 1804 -1890 (Stabilimento tipografico del Cav. Gaetano Nobile, 1857)

Illustriertes Jahrbuch der Naturkunde (Karl Prochaska, 1908)

Illustrirtes conchylienbuch - Kobelt, Wilhelm, 1840 -1916 (Bauer & Raspe, E. Küster, 1876)

Illustrirtes conchylienbuch - Kobelt, Wilhelm, 1840 -1916 (Bauer & Raspe, E. Küster, 1880)

Illustrirtes conchylienbuch - Kobelt, Wilhelm, 1840 -1916 (Bauer & Raspe, E. Küster, 1881)

Illustrirtes Thierleben - Brehm, Alfred Edmund, 1829 -1884 (Verlag des Bibliogr. Instituts, 1869)