The naturalist's assistant; a hand-book for the collector and student, with bibliography of fifteen hundred works necessary for the systematic zoölogist - Kingsley, J. S. (John Sterling), 1854 -1929 (S. E. Cassino, 1882)

Il Naturalista siciliano : organo della Società siciliana di scienze naturali - Società siciliana di scienze naturali. (Tip. Luxograph [etc.], 1896)

Il Naturalista siciliano : organo della Società siciliana di scienze naturali - Società siciliana di scienze naturali. (Tip. Luxograph [etc.], 1897)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1903)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1915)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1916)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1921)

Nature in Avon - Bristol Naturalists' Society (Bristol, England) (Bristol Naturalists' Society, 2000)

Nature in Avon - Bristol Naturalists' Society (Bristol, England) (Bristol Naturalists' Society, 2001)

Nature in Avon - Bristol Naturalists' Society (Bristol, England) (Bristol Naturalists' Society, 2004)

Nature in Avon - Bristol Naturalists' Society (Bristol, England) (Bristol Naturalists' Society, 2009)

Nature's garden : an aid to knowledge of our wild flowers and their insect visitors... - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (Grosset & Dunlap, 1900)

Nature's garden; an aid to knowledge of our wild flowers and their insect visitors - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (Doubleday, Page, 1900)

Nature's garden : an aid to knowledge of our wild flowers and their insect visitors - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (Doubleday, Page, 1900)

Nature's garden : an aid to knowledge of our wild flowers and their insect visitors - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (Doubleday, Page, 1901)

Nature's garden; an aid to knowledge of our wild flowers and their insect visitors - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (Doubleday, Page & Co, 1922)

Nature's garden; an aid to knowledge of our wild flowers and their insect visitors - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (Doubleday, Page & Company, 1905)

Nature's garden; an aid to knowledge of our wild flowers and their insect visitors - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (Doubleday, 1920)

Nature's garden : With many color illustrations - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (Garden City Pub. Co, 1900)

Nature sketches in temperate America, a series of sketches and a popular account of insects, birds, and plants, treated from some aspects of their evolution and ecological relations - Hancock, Joseph Lane. (A. C. McClurg & Co, 1911)

Nature studies (plant life) - Elliot, G. F. Scott (George Francis Scott), 1862 -1934 (Blackie, 1903)

Naturgeschichte der schädlichen und nützlichen Garten-Insekten und die bewährtesten Mittel zur Vertilgung der ersteren - Bouché, Peter Friedrich, 1784 -1856 (In der Nicolaischen Buchhandlung, 1833)

Die Naturgeschichte des Thierreichs - Giebel, C. (Christoph), 1820 -1881 (Wigand, 1863)

Natuurkundig tijdschrift voor Nederlandsch Indië - Koninklijke Natuurkundige Vereeniging in Nederlandsch Indië. (Lange, 1859)

Neue beiträge zur Dipterenfauna der Balkan-halbinsel - Strobl, Gabriel, 1846 -1925 (In Kommission bei Carl Gerold's Sohn, 1904)

Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefaktenkunde - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart's Verlagshandlung, 1849)

Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefaktenkunde - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart's Verlagshandlung, 1886)

A new British flora : British wild flowers in their natural haunts - Horwood, A. R. (Arthur Reginald), 1879 -1937 (Gresham, 1919)

A new British flora; British wild flowers in their natural haunts - Horwood, A. R. (Arthur Reginald), 1879 -1937 (Gresham Pub. Co, 1919)

New Jersey insects - Smith, John Bernhard, 1858 -1912 (s.n, 1909)

New pest response guidelines : Lymantriidae - United States. Animal; Plant Health Inspection Service. Plant Protection; Quarantine Programs. (U.S. Dept. of Agriculture, Animal and Plant Health Inspection Service, Plant Protection and Quarantine, 2000)

The New phytologist - Tansley, A. G., Sir, (Arthur George), 1871 -1955 (Academic Press, 1904)

The New phytologist - Tansley, A. G., Sir, (Arthur George), 1871 -1955 (Academic Press, 1917)

New species of Mesogramma (Diptera, Syrphidae) - Hull, Frank M. (Frank Montgomery), 1901 -1982 (American Museum of Natural History, 1951)

... New species of North American Coleoptera - LeConte, John L. (John Lawrence), 1825 -1883 (Smithsonian institution, 1863)

New York State Museum bulletin - New York State Museum. (University of the State of New York, 1926)

News letter - United States. Bureau of Plant Quarantine. (Bureau of Plant Quarantine, 1932)

News letter - United States. Plant Quarantine; Control Administration. (Plant Quarantine and Control Administration, 1931)

Newsletter - Wisconsin Entomological Society. (Wisconsin Entomological Society, 1971)

Newsletter - Wisconsin Entomological Society. (Wisconsin Entomological Society, 1976)

Newsletter - Wisconsin Entomological Society. (Wisconsin Entomological Society, 1977)

Newsletter: clovers and special purpose legumes research - United States. Agricultural Research Service. Forage; Range Research Branch. (The Branch, 1967)

Nihon senchu zukai - Matsumura, Shōnen 1872 -1960 ([Keiseisha?], 1904)

A nomenclature of British entomology, ... - Samouelle, George. (1819)

Norfolk natterjack - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists Society, 2009)

Norfolk natterjack - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists Society, 2010)

North American fauna - U.S. Fish; Wildlife Service (Fish and Wildlife Service; for sale by the Supt. of Docs., U. S. Govt. Print. Off, 1918)

North Platte River area designated (noxious) weed treatment program : environmental assessment record - United States. Bureau of Land Management. (Wyoming Department of Agriculture, 1978)

Nota lepidopterologica - Societas Europaea Lepidopterologica (1981)

Nota lepidopterologica - Societas Europaea Lepidopterologica (1985)

Nota lepidopterologica - Societas Europaea Lepidopterologica (1977)

Nota lepidopterologica - Societas Europaea Lepidopterologica (1987)

Nota lepidopterologica - Societas Europaea Lepidopterologica (1988)

Nota lepidopterologica - Societas Europaea Lepidopterologica (1989)

Nota lepidopterologica - Societas Europaea Lepidopterologica (2011)

Notes and descriptions of some Mydaidae and Syrphidae (Diptera) - Curran, Charles Howard, 1894 -1972 (American Museum of Natural History, 1953)

Nova acta Academiae Caesareae Leopoldino-Carolinae Germanicae Naturae Curiosorum - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmanni et Filii, 1894)

Nova Guinea : résultats de l'expédition scientifique néerlandaise à la Nouvelle-Guinée ... - Beaufort, L. F. de (Lieven Ferdinand), 1879 -1968 (E.J. Brill, 1906)

Nova Guinea : résultats de l'expédition scientifique néerlandaise à la Nouvelle-Guinée ... - Beaufort, L. F. de (Lieven Ferdinand), 1879 -1968 (E.J. Brill, 1917)

Nova Guinea : résultats de l'expédition scientifique néerlandaise à la Nouvelle-Guinée ... - Beaufort, L. F. de (Lieven Ferdinand), 1879 -1968 (E.J. Brill, 1913)

Objects for the microscope, being a popular description of the most instructive and beautiful subjects for exhibition - Clarke, Louisa Lane (Groombridge and sons, 1871)

Objects for the microscope; a popular description of the most instructive and beautiful subjects for exhibition or examination - Clarke, Louisa Lane (Groombridge, 1889)

Occasional paper - Entomological Society of British Columbia (The Society, 1994)

Occasional papers of the Boston Society of Natural History - Boston Society of Natural History. (Boston Society of Natural History, 1921)