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)

The herpetology of Michigan - Smith, Harlan Ingersoll, 1872 -1940 (Wynkoop Hallenbeck Crawford, State Printers, 1912)

Histoire naturelle des insectes. Spécies général des lépidoptères - Boisduval, Jean Alphonse, 1801 -1879 (Roret, 1852)

História natural de orgamismos aquáticos do Brasil bibliografia comentada - Vanzolini, P. E. (Paulo Emilio) (Fapesp, 1964)

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, 1998)

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

Historia naturalis bulgarica - Bŭlgarska akademii︠a︡ na naukite. (Bulgarska akademiia na naukite, 2002)

The history and present status of golden trout in Montana - Montana. Fisheries Division. (Montana Dept. of Fish, Wildlife and Parks, Fisheries Division, 1984)

History of the Berwickshire Naturalists' Club - Berwickshire Naturalists' Club. (1982)

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

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)

How to make an insect collection; containing suggestions and hints designed to aid the beginning and less advanced collector - Ward's Natural Science Establishment, inc. (Ward's natural science establishment, inc, 1945)

How to recognize and control termites in Illinois - Berger, Bernard George. (1947)

Hydrologic and climatologic data, southeastern Uinta basin, Utah and Colorado : water year 1978 - United States. Environmental Protection Agency. (U.S. Dept. of the Interior, Geological Survey, 1980)

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

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)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1916)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1917)

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, 1923)

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, 1937)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1971)

Illinois Natural History Survey bulletin - Illinois. Natural History Survey Division (The Survey, 1987)

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

Illustrations of typical specimens of Lepidoptera Heterocera in the collection of the British Museum. Edited by Arthur Gardiner Butler - British Museum (Natural History). Department of Zoology. (Printed by order of the Trustees, 1889)

Illustrations of typical specimens of Lepidoptera Heterocera in the collection of the British Museum. Edited by Arthur Gardiner Butler - British Museum (Natural History). Department of Zoology. (Printed by order of the Trustees, 1891)

Illustrierte Wochenschrift für Entomologie - Berliner Entomologische Gesellschaft. (J. Neumann, 1897)

The impact of Hungry Horse Dam on the aquatic invertebrates of the Flathead River - United States. Bureau of Reclamation. (The Dept, 1981)

Impact on rainbow trout reproduction associated with the attainment of the recreational pool elevation at Mystic Lake : final draft - Montana. Department of Fish, Wildlife,; Parks (Montana Dept. of Fish, Wildlife and Parks?, 1984)

Impacts of Hungry Horse Dam on the invertebrates in the Flathead River : final report - United States. Bureau of Reclamation. (The Bureau, 1982)

Index palaeontologicus : oder Übersicht der bis jetzt bekannten fossilen Organismen - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweitzerbart, 1848)

Index to information on insects associated with western wildland shrubs - Nelson, David L. (U.S. Dept. of Agriculture, Forest Service, Intermountain Research Station, 1988)

Index to publications of the New York State Natural History Survey and New York State Museum 1837-1902, also including other New York publications on related subjects - New York State Museum. (University of the State of New York, 1903)

Indian insect life : a manual of the insects of the plains (tropical India) - Maxwell-Lefroy, H. (Harold), 1877 -1925 (Thacker, Spink & Co., W. Thacker & Co., 2 Creed Lane, London, 1909)

Injurious and beneficial insects of California - California. State Commission of Horticulture. (California state printing office, 1915)

Injurious and useful insects; an introduction to the study of economic entomology - Miall, L. C. (Louis Compton), 1842 -1921 (G. Bell & sons, 1902)

Injurious insects and useful birds, successful control of farm pests - Washburn, F. L. (Frederic Leonard), 1860 -1927 (J. B. Lippincott, 1918)

Injurious insects and useful birds, successful control of farm pests - Washburn, F. L. (Frederic Leonard), 1860 -1927 (J.B Lippincott company, 1918)

The insect book : a popular account of the bees, wasps, ants, grasshoppers, flies and other North American insects exclusive of the butterflies, moths and beetles, with full life histories, tables and bibliographies - Howard, L. O. (Leland Ossian), 1857 -1950 (Doubleday, 1902)

The insect book : a popular account of the bees, wasps, ants, grasshoppers, flies and other North American insects exclusive of the butterflies, moths and beetles, with full life histories, tables and bibliographies - Howard, L. O. (Leland Ossian), 1857 -1950 (Doubleday, Doran & Co, 1916)

The insect book : a popular account of the bees, wasps, ants, grasshoppers, flies and other North American insects exclusive of the butterflies, moths and beetles, with full life histories, tables and bibliographies - Howard, L. O. (Leland Ossian), 1857 -1950 (Doubleday, Page, 1903)

The insect book : a popular account of the bees, wasps, ants, grasshoppers, flies and other North American insects exclusive of the butterflies, moths and beetles, with full life histories, tables and bibliographies - Howard, L. O. (Leland Ossian), 1857 -1950 (Doubleday, Page & Company, 1905)

The insect book : a popular account of the bees, wasps, ants, grasshoppers, flies and other North American insects exclusive of the butterflies, moths and beetles, with full life histories, tables and bibliographies - Howard, L. O. (Leland Ossian), 1857 -1950 (Doubleday, Page, 1912)

The insect book a popular account of the bees, wasps, ants, grasshoppers, flies and other North American insects exclusive of the butterflies, moths and beetles, with full life histories, tables and bibliographies - Howard, L. O. (Leland Ossian), 1857 -1950 (W. Briggs, 1901)

The insect book; a popular account of the bees, wasps, ants, grasshoppers, flies and other North American insects exclusive of the butterflies, moths and beetles, with full life histories, tables and bibliographies - Howard, L. O. (Leland Ossian), 1857 -1950 (Doubleday, Doran & company, 1937)

The insect hunter's companion - Newman, Edward, 1801 -1876 (Adlard, & West, Newman, 1924)

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

Insect life; an introduction to nature study and a guide for teachers, students and others interested in out-of-door life - Comstock, John Henry, 1849 -1931 (D. Appleton and Company, 1901)

Insect life - Ealand, C. A. (Charles Aubrey), 1877 - (A. & C. Black, ltd, 1921)

Insect life : an introduction to nature-study and a guide for teachers, students, and others interested in out-of-door life - Comstock, John Henry, 1849 -1931 (D. Appleton, 1897)

Insect life; an introduction to nature-study and a guide for teachers, students, and others interested in out-of-door life - Comstock, John Henry, 1849 -1931 (D.Appleton and Company, 1897)