Nomenclature of North American birds chiefly contained in the United States National Museum - Ridgway, Robert, 1850 -1929 (Govt. Print. Off, 1881)

North American fauna - U.S. Fish; Wildlife Service (Fish and Wildlife Service; for sale by the Supt. of Docs., U. S. Govt. Print. Off, 1893)

North American fauna - U.S. Fish; Wildlife Service (Fish and Wildlife Service; for sale by the Supt. of Docs., U. S. Govt. Print. Off, 1895)

North American fauna - U.S. Fish; Wildlife Service (Fish and Wildlife Service; for sale by the Supt. of Docs., U. S. Govt. Print. Off, 1899)

The North Queensland Naturalist : the journal and magazine of the North Queensland Naturalist Club - North Queensland Naturalists' Club. (The Club, 1971)

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Note overo memorie del museo del conte Lodovico Moscardo : nobile veronese uno de padri nell'Accademia filarmonica, dal medesimo descritte in trè libri : nel primo si discorre delle cose antiche, che in dette museo si ritrouano : nel secondo delle pietre, minerali, e terre : nel terzo de corali, conchiglie, animali, frutti, & altre cose in quello contenute ... : con l'aggiunta in questa seconda impressione della seconda parte delle stesso autore, accresciuta di cose spettanti particolarmente all'antichità : con l'indice d'vna gran parte delle sue medaglie, & pitture, come anco delli ritratti de prencipi, & altri illustri huomini, così in arme, come in lettere - Moscardo, Lodovico. (Per Andrea Rossi, 1672)

Notes from the Leyden Museum - Rijksmuseum van Natuurlijke Historie te Leiden. (E.J. Brill, 1886)

Notes on a collection of reptiles made by Mr. C. J. Pierson at Fort Smith, Arkansas, with remarks on other eastern reptiles - McLain, Robert Baird. (1899)

Notes on a colubrid snake, Tantilla vermiformis, from Central America - Cole, Charles J. (American Museum of Natural History, 1977)

Notes on amphisbaenids (Amphisbaenia, Reptilia). 17, A redescription and discussion of Amphisbaena angustifrons Cope and Amphisbaena camura Cope of southern South America - Gans, Carl, 1923 -2009 (American Museum of Natural History, 1965)

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Nouvelles archives du Muséum d'histoire naturelle - Muséum national d'histoire naturelle (France) (Masson et Cie, 1881)

Nouvelles archives du Muséum d'histoire naturelle - Muséum national d'histoire naturelle (France) (Masson et Cie, 1909)

Novæ Hollandiæ plantarum specimen - Labillardière, Jacques Julien Houton de, 1755 -1834 (Ex typographia Dominæ Huzard, 1804)

Novæ Hollandiæ plantarum specimen - Labillardière, Jacques Julien Houton de, 1755 -1834 (Ex typographia Dominæ Huzard, 1806)

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Novapex : trimestriel de la Société belge de malacologie - Société belge de malacologie. (La Société, 2017)

Novorum actorum Academiae Caesareae Leopoldino-Carolinae Naturae Curiosorum - Academia Caesarea Leopoldino-Carolina Naturae Curiosorum. (Friedrich Frommann, 1851)

Novus conspectus florae Europae; sive, Enumeratio systematica plantarum omnium in Europa hucusque sponte cognitarum - Gandoger, Michel, 1850 -1926 (A. Hermann, 1910)

Now is the time to plant for new beauty in your garden next spring - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Storrs & Harrison Inc, 1940)

Nuovi annali delle scienze naturali (1838)

Nuovi annali delle scienze naturali (1852)

Nursery catalog for 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Charles Fiore Nurseries, 1930)

Nursery catalog : lawn specialists : we will design the proper planting for your home ... no extra charge - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Potter Nurseries, 1951)

Nursery catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bloodgood Nurseries, 1912)

Nursery catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bloodgood Nurseries, 1910)

Nursery price list : wholesale - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Porter-Walton Co, 1961)

Nursery price list : wholesale - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Porter-Walton Co, 1960)

Nursery stock of distinction, complete landscape department : price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Westminster Nurseries, 1943)

Nursery stock of distinction, complete landscape department : price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Westminster Nurseries, 1948)

Nyt magazin for naturvidenskaberne - Physiographiske forening i Christiania. (Johan Dahl, 1911)

Occasional papers - Texas Tech University. Museum, (The Museum, 2020)

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Occasional papers of the California Academy of Sciences - California Academy of Sciences (California Academy of Sciences, 1922)

Occasional papers of the California Academy of Sciences - California Academy of Sciences (California Academy of Sciences, 1973)

Occasional papers of the California Academy of Sciences - California Academy of Sciences (California Academy of Sciences, 1979)

Occasional papers of the California Academy of Sciences - California Academy of Sciences (California Academy of Sciences, 1982)

Occasional papers of the California Academy of Sciences - California Academy of Sciences (California Academy of Sciences, 2010)

Occasional papers of the California Academy of Sciences - California Academy of Sciences (California Academy of Sciences, 2012)

Occasional papers of the California Academy of Sciences - California Academy of Sciences (California Academy of Sciences, 2013)