Hand-book of Indian agriculture - Mukerji, Nitya Gopal, 1907 (Thacker, Spink & co, 1901)

Handboek der dierkunde - Leuckart, Rudolf, 1823 -1898 (J.C.A. Sulpke, 1859)

Handbook of basic microtechnique - Gray, Peter, 1908 - (Blakiston, 1952)

Handbook of basic microtechnique - Gray, Peter, 1908 - (McGraw-Hill, 1958)

Handbook of flower pollination : based upon Hermann Müller's work ʻThe fertilisation of flowers by insectsʼ - Knuth, Paul, 1854 -1899 (Clarendon Press, 1906)

Handbook of flower pollination based upon Hermann Müller's work 'The fertilisation of flowers by insects' - Knuth, Paul, 1854 -1899 (Clarendon Press, 1906)

Handbook of flower pollination based upon Hermann Müller's work The fertilisation of flowers by insects - Knuth, Paul, 1854 -1899 (Clarendon press, 1909)

Handbook of medical entomology - Johannsen, O. A. (Oskar Augustus), 1870 -1961 (The Comstock Publishing Company, 1915)

Handbook of medical entomology - Johannsen, O. A. (Oskar Augustus), 1870 -1961 (Comstock Pub. Co, 1915)

Handbook of physiology; a critical, comprehensive presentation of physiological knowledge and concepts - American Physiological Society (1887- ) (American Physiological Society, 1959)

Handbook of zoology - Hoeven, Jan van der, 1801 -1868 (University Press, 1856)

Handbook of zoology - Clark, William, 1788 -1855 (Longman, Brown, Green, Longmans, and Roberts, 1856)

Handbuch der Blütenbiologie, unter Zugrundelegung von Herman Müllers Werk: "Die Befruchtung der Blumen durch Insekten." - Knuth, Paul, 1854 -1899 (W. Engelmann, 1898)

Handbuch der entomologie - Schröder, Christoph Wilhelm Marcus, 1871 - (Gustav Fischer, 1912)

Handbuch der entomologie - Schröder, Christoph Wilhelm Marcus, 1871 - (Gustav Fischer, 1913)

Handbuch der entomologie - Schröder, Christoph Wilhelm Marcus, 1871 - (Gustav Fischer, 1920)

Handbuch der entomologie - Schröder, Christoph Wilhelm Marcus, 1871 - (Gustav Fischer, 1921)

Handbuch der entomologie - Schröder, Christoph Wilhelm Marcus, 1871 - (Gustav Fischer, 1922)

Handbuch der Morphologie der wirbellosen Tiere - Lang, Arnold, 1855 -1914 (G. Fischer, 1913)

Handbuch der Naturgeschichte. Zum Gebrauch bei vorlesungen - Burmeister, Hermann, 1807 -1892 (Verlag von Theod. Chr. Friedr. Enslin, 1837)

Handbuch der palaeontologie - Schimper, Wilhelm-Philippe, 1808 -1880 (R. Oldenbourg, 1881)

Handbuch der Pflanzenkrankheiten - Graebner, Paul, 1871 -1933 (P. Parey, 1925)

Handbuch der Pflanzenkrankheiten - Sorauer, Paul, 1839 -1916 (P. Parey, 1921)

Handbuch der Pflanzenkrankheiten - Lindau, Gustav, 1866 -1923 (P. Parey, 1908)

Handbuch der vergleichenden Embryologie - Balfour, Francis M. (Francis Maitland), 1851 -1882 (Fischer, 1880)

Handbuch der Zoologie - Peters, Wilhelm C. H. (Wilhelm C. Hartwig), 1815 -1883 (W. Engelmann, 1875)

Handbuch der Zoologie mit besonderer Berücksichtigung derjenigen Thiere, welch in Bezug auf Forst und Landwirthschaft, sowie hinsichtlich der Jagd vorzüglich wichtig sind ... Zweiter Theil Wirbellos Thiere ... - Döbner, Eduard Philipp, 1810 -1890 (Krebs, 1862)

Handbuch der zoologie : Nach der zweiten holländischen ausgabe - Hoeven, Jan van der, 1801 -1868 (L. Voss, 1850)

Handbuch der Zoologie, oder Beschreibung der Thiere nach dem äussern und innern Baue, und ihren Berrichtungen - King's College London. (Verlag von J. B. Heubner, 1829)

Handbuch der zoologie - Carus, Julius Victor, 1823 -1903 (W. Engelmann, 1863)

Handleiding tot de beoefening der dierkunde - Schlegel, H. (Hermann), 1804 -1884 (Boekdrukkerij van de Gebroeders Nys, voor rekening van de Koninklijke Akademie voor Zee- en Landmagt, 1858)

Handlexikon der Naturwissenschaften und Medizin - Bechhold, H. (Heinrich), 1866 -1937 (Bechhold, 1919)

Handwörterbuch der naturwissenschaften - Verworn, Max, 1863 -1921 (G. Fischer, 1912)

Handwörterbuch der Zoologie - Dalla Torre, K. W. von (Karl Wilhelm), 1850 -1928 (F. Enke, 1887)

The handy bug answer book - Waldbauer, Gilbert (Visible Ink Press, 1998)

Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Robert Hardwicke, 1867)

Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Robert Hardwicke, 1868)

Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Robert Hardwicke, 1870)

Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Robert Hardwicke, 1872)

Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Robert Hardwicke, 1873)

Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Robert Hardwicke, 1880)

Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Robert Hardwicke, 1881)

Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Robert Hardwicke, 1883)

Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Robert Hardwicke, 1884)

Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Robert Hardwicke, 1885)

Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Robert Hardwicke, 1890)

Harriman Alaska series. vol. I-V, VIII-XIV - Smithsonian Institution (Smithsonian Institution, 1904)

Historia naturalis bulgarica - Bŭlgarska akademii︠a︡ na naukite. (Bulgarska akademiia na naukite, 1991)

Historia naturalis bulgarica - Bŭlgarska akademii︠a︡ na naukite. (Bulgarska akademiia na naukite, 1996)

Historia naturalis bulgarica - Bŭlgarska akademii︠a︡ na naukite. (Bulgarska akademiia na naukite, 1999)

The history of Glanville's Wootton, in the County of dorset, including its zoology and botany - Dale, Charles William, 1851 -1906 (Hatchards, 1878)

The Hope reports - Poulton, Edward Bagnall, Sir, 1856 -1943 (Printed for private circulation, 1897)

The Hope reports - Poulton, Edward Bagnall, Sir, 1856 -1943 (Printed for private circulation, 1913)

Horae entomologicae, or, Essays on the annulose animals - Macleay, William Sharp, 1792 -1865 (Printed for S. Bagster, 1819)

Horae Societatis Entomologicae Rossicae, variis sermonibus in Rossia usitatis editae - Russkoe ėntomologicheskoe obshchestvo. (Typis V. Besobrasovi & Comp, 1899)

Horae Societatis Entomologicae Rossicae, variis sermonibus in Rossia usitatis editae - Russkoe ėntomologicheskoe obshchestvo. (Typis V. Besobrasovi & Comp, 1901)

Horae Societatis Entomologicae Rossicae, variis sermonibus in Rossia usitatis editae - Russkoe ėntomologicheskoe obshchestvo. (Typis V. Besobrasovi & Comp, 1903)

Horae Societatis Entomologicae Rossicae, variis sermonibus in Rossia usitatis editae - Russkoe ėntomologicheskoe obshchestvo. (Typis V. Besobrasovi & Comp, 1904)

Horae Societatis Entomologicae Rossicae, variis sermonibus in Rossia usitatis editae - Russkoe ėntomologicheskoe obshchestvo. (Typis V. Besobrasovi & Comp, 1907)

Horae Societatis Entomologicae Rossicae, variis sermonibus in Rossia usitatis editae - Russkoe ėntomologicheskoe obshchestvo. (Typis V. Besobrasovi & Comp, 1910)

The horticulturist - Loudon, J. C. (John Claudius), 1783 -1843 (W. S. Orr & co, 1849)

House, garden and field, a collection of short nature studies - Miall, L. C. (Louis Compton), 1842 -1921 (Arnold, 1904)

The house sparrow - Coues, Elliott, 1842 -1899 (W. Wesley and son, 1885)

How to collect and preserve insects - Ross, Herbert H. (Herbert Holdsworth), 1908 -1978 (1962)

How to collect and preserve insects - Ross, Herbert H. (Herbert Holdsworth), 1908 -1978 (1949)

How to know the immature insects; an illustrated key for identifying the orders and families of many of the immature insects with suggestions for collecting, rearing and studying them - Zhu, Hongfu, 1913 - (W. C. Brown Co, 1949)

How to know the insects; an illustrated key to the more common families of insects, with suggestions for collecting, mounting and studying them - Jaques, H. E. (Harry Edwin), 1880 - (The author, 1941)

Humboldt; Monatsschrift für die gesamten Naturwissenschaften - Damer, Otto, 1839 -1916 (F. Enke, 1887)

I. Description of new buildings - Freer, Paul Caspar, 1862 -1912 (Bureau of Public Printing, 1905)

Icones ornithopterorum : a monograph of the Papilionine tribe Troides of Hubner, or Ornithoptera [bird-wing butterflies] of Boisduval - Rippon, Robert H. F. (Published by the author ... Upper Norwood, London, S.E, 1906)

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