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  1. An annotated list of the important North American forest insects / compiled by F.C. Craighead.
    By: Craighead, Frank C. - Beal, J. A. - Britton, Wilton Everett, - Burgess, A. F. - Busck, August, - Chittenden, F. H. - Graham, Samuel Alexander, - Herrick, Glenn W. - Hopkins, A. D. - Howard, L. O. - MacAloney, Harvey John, - Middleton, William, - Peirson, Henry Byron, - Perry, George S. - Sanders, J. G. - Snyder, Thomas Elliott, - St. George, R. A. - Tanaka, T. - Carl A. Schenck Collection (North Carolina State University)
    Publication info: Washington, D.C. :s.n.,1909-1930?
    Contributed by: NCSU Libraries (archive.org)
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  2. The bagworm. (Thyridopteryx ephemeraeformis Haw.) /
    By: Howard, L. O. - Chittenden, F. H. - United States. - United States.
    Publication info: Washington, D.C. :U.S. Dept. of Agriculture, Bureau of Entomology,1908.
    Contributed by: Unknown
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  3. Box-elder plant-bug (Leptocoris trivittatus Say.) /
    By: Howard, L. O. - United States. - United States.
    Publication info: Washington, D.C. :U.S. Dept. of Agriculture, Division of Entomology,1898.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
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  4. The butterflies of the eastern United States and Canada : with special reference to New England / By Samuel Hubbard Scudder.
    By: Scudder, Samuel Hubbard, - Davis, William Morris, - Howard, L. O. - Riley, Charles V. - Williston, Samuel Wendell, - Woodworth, Charles William,
    Publication info: Cambridge :The author,1889.
    Contributed by: MBLWHOI Library, Woods Hole
    BHL Collections: MBLWHOI Library, Woods Hole
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  5. The Catalpa sphinx. (Ceratomia c
    By: Howard, L. O. - Chittenden, F. H. - United States. - United States.
    Publication info: Washington, D.C. :U.S. Dept. of Agriculture, Bureau of Entomology,1907.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
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  6. El picudo ó gorgojo mexicano de la cápsula del algodón. (Anthonomus grandis Boh.)
    By: Howard, L. O.
    Publication info: [Washington, D.C.] :U.S. Dept. of Agriculture, Division of Entomology,1895.
    Contributed by: Unknown
    BHL Collections: Publicaciones en Español
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  7. El picudo ó gorgojo mexicano de la cápsula del algodón. (Anthonomus grandis Boh.)
    By: Howard, L. O. - Fergusson, A.W.
    Publication info: [Washington, D.C.] :U.S. Dept. of Agriculture,[1896].
    Contributed by: Unknown
    BHL Collections: Publicaciones en Español
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  8. El picudo ó gorgojo mexicano de la cápsula del algodón. (Anthonomus grandis Boh.)
    By: Howard, L. O. - United States.
    Publication info: [Washington, D.C.] :U.S. Dept. of Agriculture,[1897].
    Contributed by: Unknown
    BHL Collections: Publicaciones en Español
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  9. Fighting the insects; the story of an entomologist, telling of the life and experiences of the writer, by L.O. Howard.
    By: Howard, L. O.
    Publication info: New York,The Macmillian Company,1933.
    Contributed by: MBLWHOI Library, Woods Hole
    BHL Collections: MBLWHOI Library, Woods Hole
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  10. General work against insects which defoliate shade trees in cities and towns /
    By: Howard, L. O. - United States. - United States.
    Publication info: Washington, D.C. :U.S. Dept. of Agriculture, Division of Entomology,1896.
    Contributed by: Unknown
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  11. The green-striped maple worm. (Anisota rubicunda Fab.) /
    By: Howard, L. O. - Chittenden, F. H. - United States. - United States.
    Publication info: Washington, D.C. :U.S. Dept. of Agriculture, Bureau of Entomology,1909.
    Contributed by: Unknown
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  12. House fleas /
    By: Howard, L. O. - United States. - United States.
    Publication info: Washington, D.C. :U.S. Dept. of Agriculture, Bureau of Entomology,1909.
    Contributed by: Unknown
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  13. House flies. (Musca domestica et al.) /
    By: Howard, L. O. - United States. - United States.
    Edition: Revision.
    Publication info: Washington, D.C. :U.S. Dept. of Agriculture, Bureau of Entomology,1906.
    Contributed by: Unknown
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  14. The house fly, disease carrier : an account of its dangerous activities and of the means of destroying it / by L. O. Howard.
    By: Howard, L. O.
    Publication info: New York :A. Stokes,c1911.
    Contributed by: Gerstein - University of Toronto (archive.org)
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  15. The house fly, disease carrier; an account of its dangerous activities and of the means of destroying it.
    By: Howard, L. O.
    Publication info: New York :Stokes,c1911.
    Contributed by: University of California Libraries (archive.org)
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  16. The house fly, disease carrier; an account of its dangerous activities and of the means of destroying it, by L.O. Howard, PH. D.
    By: Howard, L. O.
    Publication info: New York,Frederick A. Stokes Company[c1911]
    Contributed by: Smithsonian Libraries
    BHL Collections: Smithsonian Institution Libraries
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  17. How to distinguish the different mosquitoes of North America /
    By: Howard, L. O. - United States. - United States.
    Publication info: Washington, D.C. :U.S. Dept. of Agriculture, Division of Entomology,1900.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
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  18. Hydrocyanic-acid gas against household insects /
    By: Howard, L. O. - United States. - United States.
    Publication info: Washington, D.C. :U.S. Dept. of Agriculture, Bureau of Entomology,1907.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
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  19. Hydrocyanic-acid gas against household insects.
    By: Howard, L. O. - United States.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
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  20. 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 / by Leland O. Howard.
    By: Howard, L. O.
    Publication info: Garden City :Doubleday,1916.
    Contributed by: Gerstein - University of Toronto (archive.org)
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  21. 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,
    By: Howard, L. O.
    Publication info: New York,Doubleday, Page & Company,1901.
    Contributed by: Smithsonian Libraries
    BHL Collections: Smithsonian Institution Libraries
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  22. 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, by Leland O. Howard.
    By: Howard, L. O. - Metcalf Collection (North Carolina State University).
    Publication info: New York,Doubleday, Page,1905.
    Contributed by: NCSU Libraries (archive.org)
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  23. 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, by Leland O. Howard.
    By: Howard, L. O.
    Publication info: Garden City, N. Y.,Doubleday, Doran & company,1937.
    Contributed by: MBLWHOI Library, Woods Hole
    BHL Collections: MBLWHOI Library, Woods Hole
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  24. Larger Corn Stalk-Borer (Diatraea Saccharalis Fab.) /
    By: Howard, L. O. - United States. - United States.
    Publication info: Washington, D.C. :U.S. Dept. of Agriculture, Division of Entomology,1896.
    Contributed by: Unknown
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  25. The leopard moth. (Zeuzera pyrina Fab.) /
    By: Howard, L. O. - Chittenden, F. H. - United States. - United States.
    Publication info: Washington, D.C. :U.S. Dept. of Agriculture, Bureau of Entomology,1909.
    Contributed by: Unknown
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  26. Mexican cotton-boll weevil (Anthonomus grandis Boh.) /
    By: Howard, L. O.
    Publication info: Washington, D.C. :United States. Department of Agriculture, Division of Entomology,1895.
    Contributed by: Unknown
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  27. The Mexican cotton-boll weevil (Anthonomus grandis Boh.) /
    By: Howard, L. O. - United States. - United States.
    Publication info: Washington, D.C. :U.S. Dept. of Agriculture, Division of Entomology,1896.
    Contributed by: Unknown
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  28. The Mexican cotton-boll weevil (Anthonomus grandis Boh.) /
    By: Howard, L. O. - United States. - United States.
    Edition: Rev. ed.
    Publication info: Washington, D.C. :U.S. Dept. of Agriculture, Division of Entomology,1897.
    Contributed by: Unknown
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  29. Mexican cotton-boll weevil in 1897 /
    By: Howard, L. O. - United States. - United States.
    Publication info: Washington, D.C. :U.S. Dept. of Agriculture, Division of Entomology,1897.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
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  30. Der mexikanische baumwollkapsel-r赳selk衦er. (Anthonomus grandis) /
    By: Howard, L. O. - United States.
    Publication info: Washington, D.C. :Government Printing Office,1897
    Contributed by: Unknown
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  31. Mosquitoes and fleas /
    By: Howard, L. O. - United States. - United States.
    Edition: Revision.
    Publication info: Washington, D.C. :U. S. Dept. of Agriculture, Division of Entomology,1897.
    Contributed by: Unknown
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  32. Mosquitoes and fleas /
    By: Howard, L. O.
    Publication info: Washington, D.C. :United States Dept. of Agriculture, Division of Entomology,1896.
    Contributed by: Unknown
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  33. The mosquitoes of North and Central America and the West Indies,
    By: Howard, L. O. - Dyar, Harrison G. - Knab, Frederick,
    Publication info: Washington, D. C.,Carnegie Institution of Washington,1912-1917.
    Contributed by: Cornell University Library
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  34. Mosquitoes; how they live; how they carry disease; how they are classified; how they may be destroyed; by L. O. Howard.
    By: Howard, L. O.
    Publication info: New York :McClure, Phillips & co.,1901.
    Contributed by: University of California Libraries (archive.org)
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  35. Mosquitoes; how they live; how they carry disease; how they are classified; how they may be destroyed; by L.O. Howard ...
    By: Howard, L. O.
    Publication info: New York,McClure, Phillips & Co.,1901.
    Contributed by: Smithsonian Libraries
    BHL Collections: Smithsonian Institution Libraries
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  36. Principal household insects of the United States...
    By: Howard, L. O.
    Edition: Rev. ed.
    Publication info: [n.p.]1902.
    Contributed by: Library of Congress
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  37. Principal household insects of the United States...
    By: Howard, L. O.
    Publication info: [n.p.]1896.
    Contributed by: Library of Congress
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  38. The psychic life of insects / by E.L. Bouvier ; translated by L.O. Howard.
    By: Bouvier, E.-L., - Howard, L. O.
    Publication info: London :T.Fisher Unwin,1922.
    Contributed by: University of Connecticut Libraries (archive.org)
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  39. Regulations of foreign governments regarding importation of American plants, trees, and fruits /
    By: Howard, L. O. - United States. - United States.
    Publication info: Washington, D.C. :U.S. Dept. of Agriculture, Division of Entomology,1900.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
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  40. Remedial work against the Mexican cotton-boll weevil /
    By: Howard, L. O. - United States. - United States.
    Publication info: Washington, D.C. :U.S. Dept. of Agriculture, Division of Entomology,1898.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
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