An index to the scientific contents of the Journal and Proceedings of the Academy of Natural Sciences of Philadelphia [1817-1910] Published in commemoration of the centenary of the academy, March 21, 1912 - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences, 1912)

Insect artizans and their work - Step, Edward, 1855 -1931 (Hutchinson, 1919)

Insect artizans and their work - Step, Edward, 1855 -1931 (Dodd, Mead and company, 1919)

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)

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

Insect life - United States. Bureau of Entomology. (Government Printing Office, 1889)

Insect life - United States. Bureau of Entomology. (Government Printing Office, 1894)

Insect life - United States. Bureau of Entomology. (Government Printing Office, 1893)

Insect life - United States. Bureau of Entomology. (Government Printing Office, 1897)

Insecta Lapponica - Zetterstedt, Johan Wilhelm, 1785 -1874 (Voss, 1840)

Les insectes; organisation, moeurs, chasse, collection, classification; histoire naturelle des Orthoptères, Névroptères, Hyménoptères, Hémiptères, Diptères, Aptères, etc. Avec 24 planches en couleur et 460 vignettes - Rothschild, J. (Jules), 1838 -1900 (J. Rothschild, 1878)

Les insectes : traité élémentaire d'entomologie : comprenant l'histoire des espèces utiles et de leurs produits, des espèces nuisibles et des moyens de les détruire, l'étude des métamorphoses et des moeurs, les procédés de chasse et de conservation - Girard, Maurice, 1822 -1886 (J.-B. Bailliëre, 1873)

Les insectes : Traité élémentaire d'entomologie, comprenant l'histoire des esèces utiles et de leurs produits des espèces nuisibles et des moyens de les détruire, l'étude des métamorphoses et des moeurs, les procédés de chasses et de conversation - Girard, Maurice, 1822 -1886 (J.-B. Baillière, 1873)

Insectorum Liguriæ species novæ aut rariores, quas in agro ligustico nuper detexit - Spinola, Maximilian, 1780 -1857 (sumptibus auctoris, typis Yves Gravier, 1806)

Insects. A catalogue of the extensive and valuable collection of British & foreign insects, of the late Adrian Hardy Haworth, Esq ... which will be sold by auction - Stevens, J. C. (Stirling [1834?], 1834)

Insects abroad. Being a popular account of foreign insects, their structure, habits, and transformations - Wood, J. G. (John George), 1827 -1889 (Longmans, Green and Co, 1874)

1. Insects and health. 2. Dispersal of insects by air currents. 3. Three Japanese beetles new to New York state. 4. Observations and notes on injurious and other insects of New York state. 5. A report on the Hymenoptera of the New York state museum - Felt, Ephraim Porter, 1868 -1943 (University of the State of New York, 1928)

Insects at home : being a popular account of all those insects which are useful or destructive, and minutely describing their structure, habits, and transformations ... - Wood, J. G. (John George), 1827 -1889 (William Rutter & Company, 1873)

Insects at home : being a popular account of all those insects which are useful or destructive, and minutely describing their structure, habits, and transformations - Wood, J. G. (John George), 1827 -1889 (John B. Alden, 1884)

Insects at home; being a popular account of insects, their structure, habits and transformations - Wood, J. G. (John George), 1827 -1889 (Scribner, 1872)

Insects at home, being a popular account of those insects which are useful or destructive and minutely describing their structure, habits, etc - Wood, J. G. (John George), 1827 -1889 (Alden, 1884)

Insects. Part 2. Hymenoptera continued (Tubulifera and Aculeata), Coleoptera, Strepsiptera, Lepidoptera, Diptera, Aphaniptera, Thysanoptera, Hemiptera, Anoplura - Harmer, S. F. (Sidney Frederic), 1862 -1950 (Macmillan, 1909)

Insects of New Jersey; a list of the species occurring in New Jersey, with notes on those of economic importance - Smith, John Bernhard, 1858 -1912 (MacCrellish & Quigley, state printers, 1900)

Insects of the northern parts of British America - Bethune, Charles J. S. (Charles James Stewart), 1838 -1932 (s.n, 1876)

Die Insekten - Graber, Vitus, 1844 -1892 (R. Oldenbourg, 1877)

Insekten-Börse (1884)

Insekten-Börse (1890)

Insekten-Börse (1893)

Insekten-Börse (1894)

Insekten-Börse (1896)

Insekten-Börse (1898)

Insekten-Börse (1900)

Insekten-Börse (1902)

Insekten-Börse (1905)

Insekten-Büchlein : die wichtigsten Feinde und Freunde der Landwirtschaft aus der Klasse der Insekten : Mit einem Anhang: Die Malaria und die Anophelesmücke - Deutscher Naturkundeverein. (K.G. Lutz, 1897)

Die Insekten, Tausendfüssler und Spinnen - Brehm, Alfred Edmund, 1829 -1884 (Bibliographische Institut, 1884)

Die Insekten, Tausendfüssler und Spinnen - Brehm, Alfred Edmund, 1829 -1884 (Bibliographische Institut, 1892)

Insekten - Gross, J. (G.J. Göschen'sche Verlagshandlung, 1912)

Insektenbörse (Alfred Kernen, 1917)

Das Insektenleben Österreichs ; mit einem Anhand über Gallen und ahnliche Pflanzenverustaltungen samt deren Erzeuger. Ein Handbuch und Wegweiser für Naturfreunde jeder Art - Mader, Leopold. (Hölder-Pichler-Tempsky, 1922)

Die Insektenwelt : ein Taschenbuch zu entomologischen Exkursionen für Lehrer und Lernende - Karsch, Dr., (Anton) 1822 -1892 (O. Lenz, 1883)

Gli insetti: loro organizzazione, sviluppo, abitudini e rapporti coll 'uomo - Berlese, Antonio, 1863 -1927 (Società Editrice libraria, 1909)

International catalogue of scientific literature. N, Zoology - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1901)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1903)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1905)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1906)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1909)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1910)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1912)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1914)

Introductio ad historiam naturalem sistens genera lapidum, plantarum, et animalium :hactenus detecta, caracteribus essentialibus donata, in tribus divisa, subinde ad leges naturae - Scopoli, Giovanni Antonio, 1723 -1788 (Apud Wolfgangum Gerle, 1777)

An introduction to entomology - Kirby, William, 1759 -1850 (Longman, Hurst, Rees, Orme & Brown, 1818)

An introduction to entomology : or, Elements of the natural history of insects : comprisng an account of noxious and useful insects, of their metamorphoses, food, strategems, habitations, societies, motions, noises, hybernation, instinct, etc. etc - Kirby, William, 1759 -1850 (Longman, Brown, Green, and Longmans, 1843)

An introduction to entomology : or, Elements of the natural history of insects, comprising an account of noxious and useful insects, of their metamorphoses, food, stratagems, habitations, societies, motions, noises, hybernation, instinct, etc., etc - Kirby, William, 1759 -1850 (Longman, Brown, Green, Longmans & Roberts, 1857)