Memorias da Academia Real das Sciencias de Lisboa - Academia Real das Sciencias de Lisboa. (Academia Real das Sciencias de Lisboa, 1819)

Memorias da Academia Real das Sciencias de Lisboa - Academia Real das Sciencias de Lisboa. (Academia Real das Sciencias de Lisboa, 1823)

Memorias da Academia Real das Sciencias de Lisboa - Academia Real das Sciencias de Lisboa. (Academia Real das Sciencias de Lisboa, 1825)

Memorias da Academia Real das Sciencias de Lisboa - Academia Real das Sciencias de Lisboa. (Academia Real das Sciencias de Lisboa, 1851)

Memorias de la Real Academia de Ciencias Exactas, Fisicas y Naturales de Madrid - Real Academia de Ciencias Exactas Físicas y Naturales de Madrid. (Impr. Aguado, 1897)

Memorias de la Real Academia de Ciencias y Artes de Barcelona - Real Academia de Ciencias y Artes de Barcelona. (1892)

Memorias de la Real Academia de Ciencias y Artes de Barcelona - Real Academia de Ciencias y Artes de Barcelona. (1920)

Memorias de la Real Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (s.n.], 1903)

Memorias de la Sociedad Científica "Antonio Alzate." - Sociedad Científica "Antonio Alzate." (Imprenta del Gobierno en el Ex-Arzobispado, 1888)

Memorias y revista de la Sociedad Científica "Antonio Alzate." - Sociedad Científica "Antonio Alzate." (Imprenta del Gobierno en el Ex-Arzobispado, 1890)

Memorias y revista de la Sociedad Científica "Antonio Alzate." - Sociedad Científica "Antonio Alzate." (Imprenta del Gobierno en el Ex-Arzobispado, 1912)

Memorias y revista de la Sociedad Científica "Antonio Alzate." - Sociedad Científica "Antonio Alzate." (Imprenta del Gobierno en el Ex-Arzobispado, 1914)

Memorie - Classe di scienze fisiche, matematiche e naturali - Accademia nazionale dei Lincei. Classe di scienze fisiche, matematiche e naturali. (Accademia Nazionale dei Lincei, 1881)

Memorie - Classe di scienze fisiche, matematiche e naturali - Accademia nazionale dei Lincei. Classe di scienze fisiche, matematiche e naturali. (Accademia Nazionale dei Lincei, 1888)

Memorie - Classe di scienze fisiche, matematiche e naturali - Accademia nazionale dei Lincei. Classe di scienze fisiche, matematiche e naturali. (Accademia Nazionale dei Lincei, 1901)

Memorie della Reale Accademia delle Scienze dell'Istituto di Bologna, Classe di Scienze Fisiche - R. Accademia delle scienze dell'Istituto di Bologna. (1851)

Memorie della Reale Accademia delle Scienze dell'Istituto di Bologna, Classe di Scienze Fisiche - R. Accademia delle scienze dell'Istituto di Bologna. (1902)

Memorie della Reale Accademia delle Scienze dell'Istituto di Bologna, Classe di Scienze Fisiche - R. Accademia delle scienze dell'Istituto di Bologna. (1909)

Memorie della Reale Accademia delle Scienze dell'Istituto di Bologna, Classe di Scienze Fisiche - R. Accademia delle scienze dell'Istituto di Bologna. (1920)

Memorie della Reale accademia delle scienze di Torino - Accademia delle scienze di Torino (Stamperia reale, 1848)

Memorie della Reale accademia delle scienze di Torino - Accademia delle scienze di Torino (Stamperia reale, 1864)

Memorie della Reale accademia delle scienze di Torino - Accademia delle scienze di Torino (Stamperia reale, 1904)

Memorie della Reale accademia delle scienze di Torino - Accademia delle scienze di Torino (Stamperia reale, 1905)

Memorie della Reale accademia delle scienze di Torino - Accademia delle scienze di Torino (Stamperia reale, 1906)

The Mendel journal - Mendel Society. (Published for the Mendel Society by Taylor, Garnett, Evans, 1909)

The Metaspermae of the Minnesota Valley. A list of the higher seed-producing plants indigenous to the drainage-basin of the Minnesota River - MacMillan, Conway, 1867 -1929 ([Harrison & Smith, State Printers], 1892)

Mexican resources : a guide to and through Mexico - Ober, Frederick A. (Frederick Albion), 1849 -1913 (Estes and Lauriat, 1884)

Meyer seeds, 1954-44th edition - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Meyer Seed Co, 1954)

Michell's bulbs : bulbs, seeds, plants, supplies for florists : wholesale catalogue, fall 1942 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry F. Michell Co, 1942)

Milk and its products; a treatise upon the nature and qualities of dairy milk, and the manufacture of butter and cheese - Wing, Henry H. (Henry Hiram), 1859 -1936 (The Macmillan company; [etc., etc.], 1897)

The mineral composition of crops with particular reference to the soils in which they were grown : a review and compilation - Beeson, Kenneth C. (Kenneth Crees), 1903 -1998 (U.S. Dept. of Agriculture, 1941)

The mineral conchology of Great Britain; or, Coloured figures and descriptions of those remains of testaceous animals or shells, which have been preserved at various times and depths in the earth - Sowerby, James de Carle, 1787 -1871 (Printed by B. Meredith [etc.], 1834)

Mines Department (Geological Survey) of Victoria Rock Register - Museums Victoria (Geological Survey Victoria, 1921)

Mines Department (Geological Survey) of Victoria Rock Register - Museums Victoria (Geological Survey Victoria, 1959)

Minor products of Philippine forests - Brown, William Henry, 1884 -1939 (Bureau of Printing, 1920)

Minutes of proceedings of the Royal Artillery Institution - Great Britain. Army. Royal Artillery Institution (The Institution, 1896)

Minutes of the American Fisheries Society - American Fisheries Society (American Fisheries Society], 1900)

Miscellanea Curiosa Medico-Physica Academiae Naturae Curiosorum - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (1671)

The miscellaneous botanical works of Robert Brown ... - Brown, Robert, 1773 -1858 (Published for the Ray society by R. Hardwicke, 1867)

Missouri Botanical Garden bulletin - Missouri Botanical Garden. (Missouri Botanical Garden], 1933)

Missouri Botanical Garden bulletin - Missouri Botanical Garden. (Missouri Botanical Garden], 1934)

Missouriensis - Missouri Native Plant Society. (Missouri Native Plant Society, 2006)

Mitchell's new general atlas : containing maps of the various countries of the world, plans of cities, etc. Embraced in forty-seven quarto maps, forming a series of seventy-six maps and plans, together with valuable statistical tables - Mitchell, S. Augustus 1792 -1868 (Published by S. Augustus Mitchell, Jr, 1861)

Mitteilungen aus dem Naturwissenschaftlichen Verein für Neuvorpommern und Rügen in Griefswald ... - Naturwissenschaftlicher Verein für Neuvorpommern und Rügen, Greifswald. (1875)

Mitteilungen der Botanischen Staatssammlung München - Botanische Staatssammlung München. (H. Merxmüller, 1985)

Mitteilungen des Thüringischen Botanischen Vereins. n. F - Thüringische Botanische Gesellschaft. (Im Selbstverlag des Vereins, 1906)

Modern silage methods - Silver manufacturing co., Salem O. (The Silver manufacturing co, 1903)

The Mollusca and the Brachiopoda - Dall, William Healey, 1845 -1927 (Harvard College, Museum of Comparative Zoology], 1908)

I molluschi dei terreni terziarii del Piemonte e della Liguria - Bellardi, Luigi, 1818 -1889 (Stamperia Reale, 1897)

I molluschi dei terreni terziarii del Piemonte e della Liguria - Bellardi, Luigi, 1818 -1889 (Stamperia Reale, 1898)

I molluschi dei terreni terziarii del Piemonte e della Liguria - Bellardi, Luigi, 1818 -1889 (Stamperia Reale, 1899)

Moluscos de la Republica Oriental del Uruguay: catálogo de las especies que hasta hoy se han encontrado en el territorio de dicha república - Corsi, A. Formica. (Establecimiento Tipo-litográfico Oriental, 1900)

A monograph of the free and semi-parasitic Copepoda of the British islands - Brady, George Stewardson, 1832 -1921 (Ray Society, 1878)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1872)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1887)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1897)

A monograph of the Tertiary Entomostraca of England - Jones, T. Rupert (Thomas Rupert), 1819 -1911 (Printed for the Palæontographical society, 1856)

Monographia rosarum Europae et Orientis - Gandoger, Michel, 1850 -1926 (Ballière, 1892)

Monographs of the United States Geological Survey - Geological Survey (U.S.) (Govt. Print. Off, 1885)

Monographs of the United States Geological Survey - Geological Survey (U.S.) (Govt. Print. Off, 1892)

Monographs of the United States Geological Survey - Geological Survey (U.S.) (Govt. Print. Off, 1905)

Montana outdoors - Montana. Dept. of Fish; Game. (Montana Dept. of Fish, Wildlife and Parks, 2022)

Monthly catalog, January, 1957 : pot grown lining out stock in 2 1/4" and 3" pots - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Monrovia Nursery Co, 1957)

Monthly Magazine or British Register (of Politics, Literature and the Belles Lettres) (1806)

Monthly Magazine or British Register (of Politics, Literature and the Belles Lettres) (1798)

Monthly Magazine or British Register (of Politics, Literature and the Belles Lettres) (1803)

Monthly Magazine or British Register (of Politics, Literature and the Belles Lettres) (1805)

Monthly report of the Department of Agriculture ... - United States. Dept. of Agriculture. Division of Statistics. (G.P.O, 1863)

Moore's rural New-Yorker - Moore, D. D. T. (D.D.T. Moore, 1850)

Morphologisches Jahrbuch (Wilhelm Engelmann, 1876)

Moths - Bell, Thomas Reid Davys, 1863 -1948 (Taylor and Francis; [etc., etc.], 1937)

Museum bulletin - New York State Museum. (University of the State of New York, 1910)

Museum bulletin - New York State Museum. (University of the State of New York, 1914)

Mycotaxon (Mycotaxon, 2011)

Mycotaxon (Mycotaxon, 2012)

Mycotaxon (Mycotaxon, 2013)

Mycotaxon (Mycotaxon, 2015)

The Myxosporidia, or Psorosperms of fishes, and the epidemics produced by them - Gurley, R. R. (Govt. print. off, 1894)

Narrative, of a five years' expedition, against the revolted Negroes of Surinam, in Guiana, on the wild coast of South America, from the year 1772, to 1777 : elucidating the history of that country, and describing its productions, viz. quadrupedes, birds, fishes, reptiles, trees, shrubs, fruits, & roots : with an account of the Indians of Guiana, & Negroes of Guinea - Bartolozzi, Francesco, 1727 -1815 (Printed for J. Johnson, 1796)

Narrative of an expedition to explore the river Zaire, usually called the Congo, in South Africa, in 1816 - Smith, Christen. (J. Murray, 1818)

The national forest manual. General laws, parts of laws, decisions, and opinions applicable to the creation, administration, and protection of national forests - U.S. Coast; Geodetic Survey (Govt. print. off, 1913)

The National geographic magazine - National Geographic Society (U.S.) (National Geographic Society, 1902)

The National geographic magazine - National Geographic Society (U.S.) (National Geographic Society, 1915)

National Museum, Victoria, Marine Invertebrate Registers - Museums Victoria (National Museum of Victoria, 1860)

National Museum, Victoria, Marine Invertebrate Registers - Museums Victoria (National Museum of Victoria, 1863)

National Museum, Victoria, Marine Invertebrate Registers - Museums Victoria (National Museum of Victoria, 1867)

National Museum, Victoria, Marine Invertebrate Registers - Museums Victoria (National Museum of Victoria, 1989)

National Museum, Victoria, Marine Invertebrate Registers - Museums Victoria (National Museum of Victoria, 1890)

National Museum, Victoria, Register Zoological Collection - Museums Victoria (National Museum of Victoria, 1859)

National Museum, Victoria, Register Zoological Collection - Museums Victoria (National Museum of Victoria, 1978)

La. native irises-daylilies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (University Hills Nursery, 1952)

Natural history - American Museum of Natural History (American Museum of Natural History, 1919)

The natural history of plants - Baillon, H. (Henri), 1827 -1895 (L. Reeve & co, 1881)

La naturaleza; periódico científico del Museo Nacional de Historia Natural y de la Sociedad Mexicana de Historia Natural - Sociedad Mexicana de Historia Natural. (Impr. de I. Escalante, 1891)

Naturalientausch, &c. No. 1 - 12 - Opiz, Philipp Maximilian. (1824)

Le Naturaliste : journal des échanges et des nouvelles - Deyrolle, Émile, 1838 -1917 (Bureaux à Paris, 1888)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1880)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1901)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1902)

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

Nature in Avon - Bristol Naturalists' Society (Bristol, England) (Bristol Naturalists' Society, 1999)

Die Natürlichen Pflanzenfamilien nebst ihren Gattungen und wichtigeren Arten, insbesondere den Nutzpflanzen, unter Mitwirkung zahlreicher hervorragender Fachgelehrten begründet - Engler, Adolf, 1844 -1930 (W. Engelmann, 1887)

Natuurlyke historie : of, Uitvoerige beschryving der dieren, planten, en mineraalen - Linné, Carl von, 1707 -1778 (By F. Houttuyn [and others], 1782)

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1992)

Navigantium atque itinerantium bibliotheca, or, A complete collection of voyages and travels : consisting of above six hundred of the most authentic writers, beginning with Hackluit, Purchass, &c. in English; Ramusio, Alamandini, Carreri, &c. in Italian; Thevenot, Renaudot, Labat, &c. in French; De Brye, Grynaeus, Maffeus, &c. in Latin; Herrera, Oviedo, Coreal, &c. in Spanish; and the voyages under the direction of the East-India Company in Holland, in Dutch : together with such other histories, voyages, travels, or discoveries, as are in general esteem; whether published in English, Latin, French, Italian, Spanish, Portuguese, High and Low Dutch, or in any other European language : containing whatever has been observed worthy of notice in Europe, Asia, Africa, and America : in respect to the extent and situation of empires, kingdoms, provinces, &c. : the climate, soil, and produce, whether animal, vegetable, or mineral, of each country : likewise the religion, manners, and customs of the several inhabitants, their government, arts and sciences, publick buildings, mountains, rivers, harbours, &c. : illustrated by proper charts, maps, and cuts : to which is prefixed a copious introduction, comprehending the rise and progress of the art of navigation, and its successive improvements : together with the invention and use of the loadstone, and its variation : originally published in two volumes in folio - Gucht, Michael van der, 1660 -1725 (Printed for T. Woodward, A. Ward, S. Birt, D. Browne, T. Longman, R. Hett, C. Hitch, H. Whitridge, S. Austen, J. Hodges, J. Robinson, B. Dod, T. Harris, J. Hinton, and J. Rivington, 1744)

The Navy Industrial Fund and its applicability to the Naval Data Automation Command - Naval Postgraduate School (U.S.) (Naval Postgraduate School, 1980)

The nearctic species of Nebria Latreille (Coleoptera: Carabidae: Nebriini) : classification, phylogeny, zoogeography, and natural history - Kavanaugh, David H (University of Alberta, Dept of Entomology, 1978)

Nederlandsch kruidkundig archief - Koninklijke Nederlandse Botanische Vereniging. (S. en J. Luchtmans, 1914)

Nelson, Edward William (with Edward Alphonso Goldman) Arizona, California, Lower California, Mexico, July 1902 - February 1906 - Nelson, Edward William, 1855 -1934 (1902)

Nelson, Edward William (with Edward Alphonso Goldman) California, Mexico, Texas, Yucatan, August 1896 - June 1902 - Nelson, Edward William, 1855 -1934 (1896)

Neptunia : rivista mensile per gli studi di scienza pura ed applicata sul mare e suoi organismi ([s.n.], 1903)

Neptunia : rivista mensile per gli studi di scienza pura ed applicata sul mare e suoi organismi ([s.n.], 1904)

Neu vollkommen Kräuter-buch : Darinnen über 3000. Kräuter / mit schönen und kunstlichen Figuren / auch deren Underscheid und Würckung / sammt ihren Namen in mancherein Sprachen beschrieben : Dessgleichen auch / wie dieselbige in allerhand Kranckheiten / beyde der Menschen und des Viehs / sollen angewendet und gebraucht werden / angezeigt wird - Bauhin, Caspar, 1560 -1624 (J. L. König, 1731)

Neuer Schauplatz der Natur nach den richtigen Beobachtungen und Versuchen in Alphabetischer Ordnung (bey M.G. Weidmanns Erben und Reich, 1775)

Neues Journal für die Botanik - Schrader, H. A. (Heinrich Adolph),‏ 1767 -1836 (Friedrich August Knick, 1807)

Neuw vollkommentlich Kreuterbuch : mit schönen und kunstlichen Figuren aller Gewachs der Bäumen, Stauden und Kräutern so in teutschen und welschen Landen, auch in Hispanien, Ostund West Indien oder in der Newen Welt wachsen ... - Bauhin, Caspar, 1560 -1624 (Durch Paulum Jacobi in Verlegung Johann Dreytels, 1613)

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

A new collared lizard (Tropidurus, Tropiduridae) endemic to the western Bolivian Andes and its implications for seasonally dry tropical forests - Rodrigues, Miguel Trefaut Urbano (American Museum of Natural History, 2018)

New guide to rose culture : 1894 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Dingee & Conard Co, 1894)

A new herball, wherin are conteyned the names of herbes in Greke, Latin, Englysh, Duch, Frenche, and in the potecaries and herbaries Latin, : with the properties degrees, and naturall places of the same - Turner, William, 1568 (By Steven Myerdman, 1551)

A new herball, wherin are conteyned the names of herbes in Greke, Latin, Englysh, Duch, Frenche, and in the potecaries and herbaries Latin, : with the properties degrees, and naturall places of the same - Turner, William, 1508? -1568 (By Steven Myerdman, 1551)

A new industry, or Raising the Angora goat, and mohair, for profit. Embracing the historical, commercial, and practical features of the industry ... - Black, William Leslie, 1843 -1931 (Keystone Printing Company, 1900)

New manual of botany of the central Rocky mountains (vascular plants) - Coulter, John Merle, 1851 -1928 (American Book Company, 1909)

The New Mexico botanist - New Mexico State University. Cooperative Extension Service. (Range Science Herbarium and Cooperative Extension Service, 2008)

A new Palearctic genus of melectine bees (Hymenoptera, Apidae) - Engel, Michael S. (American Museum of Natural History, 2003)

New principles of gardening, or, The laying out and planting parterres, groves, wildernesses, labyrinths, avenues, parks, &c. : after a more grand and rural manner, than has been done before with experimental directions for raising the several kinds of fruit-trees, forest-trees, ever-greens and flowering-shrubs with which gardens are adorn'd. To which is added, the various names, descriptions, temperatures, medicinal virtues, uses and cultivations of several roots, pulse, herbs, &c. of the kitchen and physick gardens, that are absolutely necessary for the service of families in general. Illustrated with great variety of grand designs, curiously engraven on twenty-eight folio plates, by the best hands - Langley, Batty, 1696 -1751 (Printed for A. Bettesworth and J. Batley [and 4 others], 1728)

[New varieties for 1923] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (George L. Fish, 1923)

New vollkommenlich Kräuter-Buch : mit schönen und künstlichen Figuren aller Gewächs der Baümen, Stauden und Kräutern...:das erste [-das ander und dritte] Theil darinn viel und mancherley heilsamer Artzeney vor allerley innerlichen und eusserlichen Kranckheiten, beyde der Menschen und des Viehes sampt ihrem nützlichen Gebrauch beschrieben werden... - Bauhin, Caspar, 1560 -1624 (Gedruckt durch J. Werenfels, in Verlegung J. Königs, 1664)

New York Shell Club notes - New York Shell Club. (The Club, 1956)

New York State Museum bulletin - New York State Museum. (University of the State of New York, 1916)

Nicholson's tested seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Robert Nicholson, 1943)

Nicholson's tested seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Robert Nicholson, 1947)

Nicotine sulphate in a dust carrier against truck-crop insects - Campbell, Roy E. (Roy Elliott), 1890 -1979 (1921)

Nociones de agricultura tropical para las escuelas rurales - Domínguez Nieves, Antonio, (D. C. Heath y companía, 1922)

Nomenclator botanicus :enumerans ordine alphabetico nomina atque synonyma, tum generica tum specifica, et a Linnaeo et recentioribus de re botanica scriptoribus plantis phanerogamis imposita - Steudel, Ernst Gottlieb, 1783 -1856 (Sumptibus J.G. Cottae, 1821)

Nomenclator botanicus; enumerans ordine alphabetico nomina atque synonyma tum generica tum specifica et a Linnaeo et recentrioribus de re botanica scriptoribus plantis phanerogamis imposita - Steudel, Ernst Gottlieb, 1783 -1856 (sumtibus I.G. Cottae, 1821)

Nomenclator botanicus. Nominum ad finem anni 1858 publici juris factorum, classes, ordines, tribus, familias, divisiones, genera, subgenera vel sectiones designatium enumeratio alphabetica. Adjectis auctoribus, temporibus, locis systematicis, apud varios, notis literariis atque etymologicis et synonymis - Pfeiffer, Louis (Ludwig Georg Karl), 1805 -1877 (Sumptibus T. Fischeri, 1873)

Nomenclator botanicus omnes plantas : ab illustr. Carolo a Linné descriptas aliisque botanicis temporis recentioris detectas enumerans - Räuschel, Ernst Adolf. (apud I. G. Feind, 1797)

Nomenclator botanicus, seu, Synonymia plantarum universalis :enumerans ordine alphabetico nomina atque synonyma, tum generica tum specifica, et a Linnaeo et a recentioribus de re botanica scriptoribus plantis phanerogamis imposita - Steudel, Ernst Gottlieb, 1783 -1856 (typis et sumptibus J.G. Cottae, 1840)

Nomenclator extemporaneus rerum naturalium: plantarum, insectorum, conchyliorum, secundam systema naturæ linnæanum - Linné, Carl von, 1707 -1778 (Typis L. L. Grefingii, 1759)

Nomenclator zoologicus : continens nomina systematica generum animalium tam viventium quam fossilium, secundum ordinem alphabeticum disposita, adjectis auctoribus, libris, in quibus reperiuntur, anno editionis, etymologia et familiis, ad quas pertinent, in singulis classibus - Agassiz, Louis, 1807 -1873 (Jent et Gassmann, 1842)

Nomenclatura geográfica de México : etimologías de los nombres de lugar correspondientes a los principales idiomas que se hablan en la república - Peñafiel, Antonio, 1831 -1922 (Oficina Tipográfica de la Secretaria de Fomento, 1897)

Nomenclature of the apple : a catalogue of the brown varieties referred to in American publications from 1804 to 1904 - Ragan, W. H. 1836 -1909 (U.S. GPO, 1926)

Nomenclature of the apple : a catalogue of the known varieties referred to in American publications from 1804 to 1904 - Ragan, W. H. 1836 -1909 (U.S. G.P.O, 1905)

Nomina systematica generum piscium, tam viventium quam fossilium : secundum ordinem alphabeticum disposita, adjectis auctoribus, libris in quibus reperiuntur, anno editionis, etymologia et familiis ad quas pertinent - Agassiz, Louis, 1807 -1873 (s.n, 1842)

Norges flora, eller Beskrivelser over de i Norge vildtvoxende karplanter tilligemed angivelser af de geographiske forholde, under hvilke de forekomme - Blytt, Axel, 1843 -1898 (Trykt hos Brøgger & Christie, 1861)

North American flora - New York Botanical Garden (New York Botanical Garden, 1916)

North American index fossils, invertebrates - Grabau, Amadeus W. (Amadeus William), 1870 -1946 (A.G. Seiler, 1909)

North American Workshop on Monitoring for Ecological Assessment of Terrestrial and Aquatic Ecosystems - Rocky Mountain Forest; Range Experiment Station (Fort Collins, Colo.) (USDA Forest Service, Rocky Mountain Forest and Range Experiment Station, 1996)

North Shore breeze (North Shore Breeze Co, 1904)

North Shore breeze (North Shore Breeze Co, 1911)

The Norwegian North polar expedition, 1893-1896; scientific results - Nansen, Fridtjof, 1861 -1930 (Longmans, Green and co, 1900)

Nota lepidopterologica - Societas Europaea Lepidopterologica (2008)

Notebook, F. H. Knowlton, 1907 - Knowlton, Frank Hall, 1860 -1926 (1907)

Notes on sport and travel - Kingsley, G. H. (George Henry), 1827 -1892 (Macmillan, 1900)

Notes sur les mollusques terrestres de la Vallée du Fleuve Bleu - Heude, Pierre Marie, 1836 -1902 (Impr. de la Mission catholique, 1882)

Notizie intorno alle piante spontanee dei monti Porrettani - Bertoloni, Giuseppe, 1804 -1878 (Tipi Gamberini e Parmeggiani, 1865)