Guide to the study of insects, and a treatise on those injurious and beneficial to crops: for the use of colleges, farm-schools, and agriculturists - Packard, A. S. (Alpheus Spring), 1839 -1905 (Naturalist's Agency; [etc., etc.], 1874)

Guide to the study of insects and a treatise on those injurious and beneficial to crops for the use of colleges, farm-schools, and agriculturists - Packard, A. S. (Alpheus Spring), 1839 -1905 (Holt, 1880)

Guide to the study of insects and a treatise on those injurious and beneficial to crops : for the use of colleges, farm-schools, and agriculturists - Packard, A. S. (Alpheus Spring), 1839 -1905 (H. Holt, 1878)

Guide to the study of insects and a treatise on those injurious and beneficial to crops, for the use of colleges, farm-schools, and agriculturists - Packard, A. S. (Alpheus Spring), 1839 -1905 (H. Holt and Company, 1883)

Guide to the study of insects and a treatise on those injurious and beneficial to crops, for the use of colleges, farm-schools, and agriculturists - Packard, A. S. (Alpheus Spring), 1839 -1905 (H. Holt and Company, 1889)

Half-hours with insects - Packard, A. S. (Alpheus Spring), 1839 -1905 (Estes & Lauriat, 1873)

Half hours with insects - Packard, A. S. (Alpheus Spring), 1839 -1905 (Estes and Lauriat, 1881)

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

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 natural history: being an explanation of Boucard's series of pictorial diagrams & natural specimens, illustrative of human physiology, zoology, botany, geology, and mineralogy - Boucard, Adolphe, 1839 -1905 (A. Boucard, 1874)

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)

Handbook of zoology : with examples from Canadian species, recent and fossil - Dawson, J. W., (John William), 1820 -1899 (Dawson, 1880)

Handbook of zoology with examples from Canadian species, recent and fossil - Dawson, J. W., (John William), 1820 -1899 (Dawson, 1886)

Handbook of zoology with examples from Canadian species, recent and fossil. part I -invertebrata - Dawson, J. W., (John William), 1820 -1899 (Dawson, 1870)

Handbuch der Biologie der Wirbeltiere - Hilzheimer, Max, 1877 - (illus (part col.), 1913)

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, 1921)

Handbuch der Entomologie - Burmeister, Hermann, 1807 -1892 (G. Reimer, 1835)

Handbuch der Entomologie - Burmeister, Hermann, 1807 -1892 (G. Reimer, 1839)

Handbuch der Forstwissenschaft - Lorey, Tuisko von, 1845 -1901 (H. Laupp, 1912)

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

Handbuch der Naturbeschreibung zum Schul- und Privatunterrichte - Tetzner, Wilhelm. (Im Verlage der Hahnschen Hofbuchhandlung, 1826)

Handbuch der Naturgeschichte - Blumenbach, Johann Friedrich, 1752 -1840 (Dieterich, 1830)

Handbuch der Naturgeschichte - Blumenbach, Johann Friedrich, 1752 -1840 (In der Dieterich'schen Buchhandlung, 1825)

Handbuch der Naturgeschichte - Blumenbach, Johann Friedrich, 1752 -1840 (In der Dieterichschen Buchhandlung, 1821)

Handbuch der Naturgeschichte aller drei Reiche, fur Lehrer and Lernende, fur Schule und Haus - Bromme, Traugott, 1802 -1866 (1850)

Handbuch der Naturgeschichte : mit kupfern - Blumenbach, Johann Friedrich, 1752 -1840 (bey Johann Christian Dieterich, 1782)

Handbuch der Naturgeschichte - Blumenbach, Johann Friedrich, 1752 -1840 (Bei Mich. Lechner Universitäts-Buchhändler, 1832)

Handbuch der Naturgeschichte - Blumenbach, Johann Friedrich, 1752 -1840 (Bei Heinrich Dieterich, 1814)

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 Petrefactenkunde : eine Beschreibung aller bis jetzt bekannten Versteinerungen aus dem Thier- und Pflanzenreiche / von Friedrich Holl ; Mit einer Einleitung über die Vorwelt der organischen Wesen auf der Erde, von Ludwig Choulant - Holl, Friedrich. (Ernst'schen Buchhandlung, 1843)

Handbuch der Physiologie des Menschen : für Vorlesungen - Müller, Johannes, 1801 -1858 (Hölscher, 1835)

Handbuch der Tropenkrankheiten - Mense, Carl Anton, 1861 -1938 (J. A. Barth, 1913)

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

Handbuch der vergleichenden Physiologie - Winterstein, Hans, 1879 - (Fischer, 1921)

Handbuch der vergleichenden Physiologie - Winterstein, Hans, 1879 - (Fischer, 1914)

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

Handbuch der Zoologie - Wiegmann, Arend Friedrich August, 1802 -1841 (im Verlage bei C.G. Lüdertz, 1832)

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)

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)

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, 1866)

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, 1869)

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, 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, 1878)

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, 1879)

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, 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, 1886)

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, 1888)

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, 1865)

The haunts of life - Thomson, J. Arthur (John Arthur), 1861 -1933 (Harcourt, Brace and company, 1922)

The haunts of life - Thomson, J. Arthur (John Arthur), 1861 -1933 (A. Melrose ltd, 1921)

The haunts of life - Thomson, J. Arthur (John Arthur), 1861 -1933 (A. Melrose Ltd, 1921)

The haunts of life - Thomson, J. Arthur (John Arthur), 1861 -1933 (Harcourt, Brace, 1922)

Hemiptera africana - Stål, Carl, 1833 -1878 (Ex officina Norstedtiana, 1865)

Hemiptera argentina enumeravit speciesque novas descripsit - Berg, Cárlos, 1843 -1902 (ex typographiae P.E. Coni, 1879)

Hemiptera Heteroptera Neerlandica : de inlandische ware Hemipeteren (landen waterwantsen) beschreven en meerendeels ook afgebeeld - Snellen van Vollenhoven, S. C. (Samuel Constant), 1816 -1880 (M. Nijhoff, 1878)

The Hemiptera Heteroptera of the British Islands : a descriptive account of the families, genera, and species indigenous to Great Britain and Ireland : with notes as to localities, habitats, etc - Saunders, Edward, 1848 -1910 (L. Reeve & Co, 1892)

The Hemiptera of Suffolk - Morley, Claude 1874 -1951 (J.H. Keys, 1905)

Hemiptera Svaciæ. Cimicides eorumque familiæ affines - Fallén, Carl Fredrik, 1764 -1830 (ex officina Berlingiana, 1829)

Hemiptera Sveciæ. Cimicides eorumque familiæ affines - Fallén, Carl Fredrik, 1764 -1830 (ex officina Berlingiana, 1826)

Hemipteros - Gay, Claudio, 1800 -1873 (C. Gay?, 1852)

Des herrn Baron Karl Degeer ... Abhandlungen zur Geschichte der Insekten - De Geer, Charles, friherre, 1720 -1778 (Raspe, 1780)

Heteroptera, or true bugs of eastern North America, with especial reference to the faunas of Indiana and Florida - Blatchley, W. S. (Willis Stanley), 1859 -1940 (The Nature publishing company, 1926)

Himalayan journals : or, Notes of a naturalist in Bengal, the Sikkim and Nepal Himalayas, the Khasia mountains, &c - Hooker, Joseph Dalton, 1817 -1911 (Ward, Lock, Bowden, 1891)

Hints for the formation of a fresh-water aquarium - Society for Promoting Christian Knowledge (Great Britain). General Literature Committee. (Society for Promoting Christian Knowledge, 1862)

Histoire abregée des insectes - Geoffroy, M. (Etienne-Louis), 1725? -1810 (Durand, 1762)