Die Nordamerikanische Vogelwelt - Ridgway, Robert, 1850 -1929 (G. Brumber, 1891)

Den Norske Nordhavs-expedition, 1876-1878 - Sars, G. O. (Georg Ossian), 1837 -1927 (Grøndahl & søns bogtrykkeri, 1880)

The North America sylva, or, A description of the forest trees of the United States, Canada, and Nova Scotia considered particularly with respect to their use in the arts and their introduction into commerce, to which is added a description of the most useful of the European forest trees - Smith, J. Jay 1798 -1881 (W.M. Rutter, 1865)

North American birds - National Audubon Society. (American Birding Association in alliance with the National Audubon Society, 1999)

North American birds - National Audubon Society. (American Birding Association in alliance with the National Audubon Society, 2001)

North American birds - National Audubon Society. (American Birding Association in alliance with the National Audubon Society, 2002)

North American birds - National Audubon Society. (American Birding Association in alliance with the National Audubon Society, 2006)

North American birds - National Audubon Society. (American Birding Association in alliance with the National Audubon Society, 2007)

North American birds - National Audubon Society. (American Birding Association in alliance with the National Audubon Society, 2008)

North American birds - National Audubon Society. (American Birding Association in alliance with the National Audubon Society, 2009)

North American birds - National Audubon Society. (American Birding Association in alliance with the National Audubon Society, 2010)

North American birds - National Audubon Society. (American Birding Association in alliance with the National Audubon Society, 2011)

North American birds - National Audubon Society. (American Birding Association in alliance with the National Audubon Society, 2012)

North American birds - National Audubon Society. (American Birding Association in alliance with the National Audubon Society, 2014)

North American birds eggs - Reed, Chester A. (Chester Albert), 1876 -1912 (Doubleday, Page & company, 1904)

The North American cup-fungi (operculates) - Seaver, Fred Jay, 1877 -1970 (The author, 1942)

The North American dragonflies of the genus Aeshna - Walker, E. M. (Edmund Murton), 1877 -1969 (University of Toronto Library, 1912)

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, 1900)

North American fauna - U.S. Fish; Wildlife Service (Fish and Wildlife Service; for sale by the Supt. of Docs., U. S. Govt. Print. Off, 1909)

North American fauna - U.S. Fish; Wildlife Service (Fish and Wildlife Service; for sale by the Supt. of Docs., U. S. Govt. Print. Off, 1914)

North American fauna - U.S. Fish; Wildlife Service (Fish and Wildlife Service; for sale by the Supt. of Docs., U. S. Govt. Print. Off, 1926)

North American fauna - U.S. Fish; Wildlife Service (Fish and Wildlife Service; for sale by the Supt. of Docs., U. S. Govt. Print. Off, 1947)

North American fauna - U.S. Fish; Wildlife Service (Fish and Wildlife Service; for sale by the Supt. of Docs., U. S. Govt. Print. Off, 1968)

North American fauna - U.S. Fish; Wildlife Service (Fish and Wildlife Service; for sale by the Supt. of Docs., U. S. Govt. Print. Off, 1969)

North American flora - New York Botanical Garden (New York Botanical Garden, 1931)

North American geology and palaeontology for the use of amateurs, students, and scientists - Miller, S. A. (Samuel Almond), 1836 -1897 ([s.n.], 1889)

North American geology and palæontology for the use of amateurs, students, and scientists - Miller, S. A. (Samuel Almond), 1836 -1897 (Western Methodist Book Concern, 1889)

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

North American Mesozoic and Cænozoic geology and palaeontology, or, An abridged history of our knowledge of the Triassic, Jurassic, Cretaceous and Tertiary formations of this continent - Miller, S. A. (Samuel Almond), 1836 -1897 (s.n.], 1881)

North American mesozoic and cænozoic geology and palæontology; or, An abridged history of our knowledge of the triassic, jurassic, cretaceous and tertiary formations of this continent - Miller, S. A. (Samuel Almond), 1836 -1897 (Printed by J. Barclay, 1881)

North American oölogy - Brewer, T. M. (Thomas Mayo), 1814 -1880 (Smithsonian institution, 1857)

North American starfishes / by Alexander Agassiz - Agassiz, Alexander, 1835 -1910 (Welch, Bigelow, and Company, University Press, 1877)

The North American sylva, or, A description of the forest trees of the United States, Canada, and Nova Scotia considered particularly with respect to their use in the arts and their introduction into commerce : to which is added a description of the most useful of the European forest trees : illustrated by 156 coloured engravings - Smith, J. Jay 1798 -1881 (G.P. Putnam, 1850)

The North American sylva, or, A description of the forest trees of the United States, Canada, and Nova Scotia considered particularly with respect to their use in the arts and their introduction into commerce : to which is added a description of the most useful of the European forest trees : illustrated by 156 coloured engravings - Smith, J. Jay 1798 -1881 (R.P. Smith, 1851)

The North American sylva, or A description of the forest trees of the United States, Canada and Nova Scotia considered particularly with respect to their use in the arts, and their introduction into commerce : to which is added a description of the most useful of the European forest trees : illustrated by 156 coloured engravings - Michaux, François-André, 1770 -1855 (Printed by C. d'Hautel, 1819)

North Atlantic coast fisheries. Proceedings in the North Atlantic coast fisheries arbitration before the Permanent Court of Arbitration at the Hague. Under the provisions of the general treaty of arbitration of April 4, 1908, and the special agreement of January 27, 1909, between the United States of America and Great Britain. (In twelve volumes) ... - United States. (Govt. Print. Off, 1912)

North Shore breeze (North Shore Breeze Co, 1904)

Northrup, King & Co.'s wholesale garden seed price list for dealers only : Apr. 29, 1937, for shipment to Sept. 1, 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Northrup, King & Co, 1937)

Note on Carboniferous Entomostraca from Nova Scotia, in the Peter Redpath Museum, determined and described by Prof. T. Rupert Jones, F.R. S., and Mr. Kirby - Dawson, J. W., (John William), 1820 -1899 ([s.n.], 1897)

Note, overo, Memorie del mvseo di Lodovico Moscardo ... - Moscardo, Lodovico. (Per Paolo Frambotto, 1656)

Notebooks of William Brewster - Brewster, William, 1851 -1919 (1883)

Notes and Queries : a Medium of Intercommunication for Literary Men, etc (1850)

Notes and Queries : a Medium of Intercommunication for Literary Men, etc (1851)

Notes and Queries : a Medium of Intercommunication for Literary Men, etc (1852)

Notes and Queries : a Medium of Intercommunication for Literary Men, etc (1854)

Notes and Queries : a Medium of Intercommunication for Literary Men, etc (1857)

Notes and Queries : a Medium of Intercommunication for Literary Men, etc (1858)

Notes and Queries : a Medium of Intercommunication for Literary Men, etc (1859)

Notes and Queries : a Medium of Intercommunication for Literary Men, etc (1860)

Notes for a flora of Nova Scotia Part I - Nova Scotian Institute of Science. (s.n, 1891)

Notes of North America, agricultural, economical, and social - Johnston, James F. W. (James Finley Weir), 1796 -1855 (W. Blackwood and sons, 1851)

Notes on New England birds - Thoreau, Henry David, 1817 -1862 (Houghton Mifflin, 1910)

Notes on North America agricultural, economical, and social - Johnston, James F. W. (James Finley Weir), 1796 -1855 (W. Blackwood, 1851)

Notes on Nova Scotian zoology, no. 3 - Piers, Harry, 1870 -1940 (s.n, 1894)

Notes on the bobcats (Lynx rufus) of eastern North America with the description of a new race - Royal Ontario Museum. (Royal Ontario Museum, 1952)

Notes on the flora of western Nova Scotia, 1921 - Fernald, Merritt Lyndon, 1873 -1950 (Gray Herbarium of Harvard University, 1922)

Notes on the northern Atlantic for the use of travellers - Brown, Richard, F.G.S., active 1880 - (S. Low, Marston, Searle, & Rivington, 1880)

Notes on the shrimp and prawn fisheries of the United States - United States Fish Commission. (United States National Museum, 1882)

Notes on the wind-driven ocean circulation - United States. Office of Naval Research. (New York University, College of Engineering, Research Division, Dept. of Meteorology and Oceanography, 1954)

Notice of new and rare plants - Nova Scotian Institute of Natural Science. (s.n, 1883)

Notice of recent additions to the marine invertebrata of the northeastern coast of America, with descriptions of new genera and species and critical remarks on others. with notes on Annelida, Echinodermata, etc. Pt. 2, Mollusca, with notes on Annelida, Echinodermata, etc., collected by the United States fish commission - Verrill, A. E. (Addison Emery), 1839 -1926 (Smithsonian Institution Press, 1880)

Nouvelles archives du Muséum d'histoire naturelle - Muséum national d'histoire naturelle (France) (Masson et Cie, 1890)

Nouvelles archives du Muséum d'histoire naturelle - Muséum national d'histoire naturelle (France) (Masson et Cie, 1892)

Nouvelles archives du Muséum d'histoire naturelle - Muséum national d'histoire naturelle (France) (Masson et Cie, 1898)

Nouvelles archives du Muséum d'histoire naturelle - Muséum national d'histoire naturelle (France) (Masson et Cie, 1910)

Nouvelles suites à Buffon (Roret, 1836)

Nouvelles suites à Buffon (Roret, 1839)