Novitates zoologicae : a journal of zoology in connection with the Tring Museum - British Museum (Natural History) (Zoological Museum, 1926)

Novitates zoologicae : a journal of zoology in connection with the Tring Museum - British Museum (Natural History) (Zoological Museum, 1927)

Novitates zoologicae : a journal of zoology in connection with the Tring Museum - British Museum (Natural History) (Zoological Museum, 1931)

The novum organon; or, A true guide to the interpretation of nature. A new translation by G.W. Kitchin - Bacon, Francis, 1561 -1626 (University Press, 1855)

Novum Organum - Bacon, Francis, 1561 -1626 (Collier, 1902)

Novus orbis seu Descriptionis Indiae Occidentalis, libri XVIII - Laet, Joannes de, 1593 -1649 (Apud Elzevirios, 1633)

Nuovi annali delle scienze naturali (1846)

Nuovi annali delle scienze naturali (1847)

Nuovi annali delle scienze naturali (1848)

Nuovi annali delle scienze naturali (1851)

Nuovi annali delle scienze naturali (1852)

Nyt magazin for naturvidenskaberne - Physiographiske forening i Christiania. (Johan Dahl, 1877)

Nyt magazin for naturvidenskaberne - Physiographiske forening i Christiania. (Johan Dahl, 1893)

Oaklawn stud of French coach horses imported and bred by M. W. Dunham : catalogue of French coach horses for 1893 - Dunham, M.W. (Wm. Johnston Printing Company, 1893)

Observations et Mémoires sur la Physique, sur l'Histoire Naturelle et sur les Arts et Métiers, etc (1775)

Observations on fox-hunting : and the management of hounds in the kennel and the field. Addressed to young sportsman, about to undertake a hunting establishment - Cook, John, 1773 -1829 (The author, 1826)

Observations on the natural affinities that connect the orders and families of birds: togethers with description of a new species of scolopax ... with observations on the anas glocitans of pallas and a description of the female of that species - Vigors, N. A.‏ ‎ (Nicholas Aylward),‏ ‎ 1785 -1840 (Richard Taylor, 1825)

Occasional papers of the Boston Society of Natural History - Boston Society of Natural History. (Boston Society of Natural History, 1904)

Occasional papers of the California Academy of Sciences - California Academy of Sciences (California Academy of Sciences, 1893)

Œuvres complètes de Buffon avec la nomenclature Linnéenne et la classification de Cuvier - Buffon, Georges Louis Leclerc, comte de, 1707 -1788 (1853)

Of husbandry : in twelve books : and his book concerning trees - Columella, Lucius Junius Moderatus. (Printed for A. Millar, opposite to Catharine-street in the Strand, 1745)

Of microscopes and the discoveries made thereby : illustrated with many copper-plates - Baker, Henry, 1698 -1774 (Printed for J. Dodsley, 1785)

Official catalogue of exhibitors. Universal exposition. St. Louis, U.S.A. 1904. : Division of exhibits. Department A. Education [to H. Agriculture; J. Horticulture to P. Physical Culture; R. Livestock.] (For the Committee on press and publicity by the official catalogue company inc, 1904)

Official checklist of the birds of Australia compiled by the Checklist Committee, Royal Australasian Ornithologists Union ; with appendix, scientific names–notes and pronunciation - Royal Australasian Ornithologist's Union. Checklist Committee (H.J. Green, Govt. Printer, 1926)

Official lists and indexes of names and works in zoology - International Commission on Zoological Nomenclature (ICZN, 1987)

Official lists and indexes of names and works in zoology Supplement 1986-2000 - International Commission on Zoological Nomenclature (International Trust for Zoological Nomenclature, c/o Natural History Museum, 2001)

Öfversigt af Kongl. Vetenskaps-akademiens forhandlingar - Kungl. Svenska vetenskapsakademien. (P. A. Norstedt & Söner, 1848)

Öfversigt af Kongl. Vetenskaps-akademiens forhandlingar - Kungl. Svenska vetenskapsakademien. (P. A. Norstedt & Söner, 1851)

Öfversigt af Kongl. Vetenskaps-akademiens forhandlingar - Kungl. Svenska vetenskapsakademien. (P. A. Norstedt & Söner, 1850)

Öfversigt af Kongl. Vetenskaps-akademiens forhandlingar - Kungl. Svenska vetenskapsakademien. (P. A. Norstedt & Söner, 1854)

Öfversigt af Kongl. Vetenskaps-akademiens forhandlingar - Kungl. Svenska vetenskapsakademien. (P. A. Norstedt & Söner, 1882)

Öfversigt af Kongl. Vetenskaps-akademiens forhandlingar - Kungl. Svenska vetenskapsakademien. (P. A. Norstedt & Söner, 1896)

L'Oiseau et la Revue francaise d'ornithologie - Société ornithologique de France. (Société ornithologique de France, 1931)

L'Oiseau et la Revue francaise d'ornithologie - Société ornithologique de France. (Société ornithologique de France, 1932)

L'Oiseau et la Revue francaise d'ornithologie - Société ornithologique de France. (Société ornithologique de France, 1933)

L'Oiseau et la Revue francaise d'ornithologie - Société ornithologique de France. (Société ornithologique de France, 1935)

L'Oiseau et la Revue francaise d'ornithologie - Société ornithologique de France. (Société ornithologique de France, 1937)

L'Oiseau et la Revue francaise d'ornithologie - Société ornithologique de France. (Société ornithologique de France, 1938)

L'Oiseau et la Revue francaise d'ornithologie - Société ornithologique de France. (Société ornithologique de France, 1939)