A monograph of the British marine annelids - M'Intosh, William Carmichael, 1838 -1931 (The Ray society, 1915)

A Monograph of the British Orthoptera - Lucas, William John (Printed for the Ray Society, 1920)

A monograph of the existing crinoids - Clark, Austin Hobart, 1880 -1954 (Govt. Print. Off, 1967)

A monograph of the genus Bos. The natural history of bulls, bisons, and buffaloes. Exhibiting all the known species, and the more remarkable varieties. With an introduction, containing an account of experiments on rumination, from the French of M. Flourens - Vasey, George, 1822 -1893 (J.R. Smith, 1857)

A monograph of the geometrid moths or Phalaenidae of the United States - Packard, A. S. (Alpheus Spring), 1839 -1905 (Govt. print. off, 1876)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1886)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1903)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1904)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1906)

A monograph of the Plecoptera or stoneflies of America north of Mexico - Needham, James G. (James George), 1868 -1957 (1925)

A monograph of the recent Cephalopoda based on the collections in the British Museum (Natural History) - Robson, G. C. (Guy Coburn), 1888 -1945 (1932)

Monograph of the Sesiidæ of America, north of Mexico - Beutenmüller, William, 1864 -1934 (1901)

Monographia Anthocoridarum orbis terrestris ... - Reuter, Odo Morannal, 1850 -1913 (1884)

Monographia generis potentillarum (Apud Hoffmann et Campe, 1820)

Monographie de la famille des Lycopodiacées - Spring, Anton Friedrich, 1814 -1872 (M. Hayez en commission chez C. Muquardt, 1842)

Monographie der capitelliden des golfes von Neapel und der angrenzenden meeres-abschnitte, nebst untersuchungen zur vergleichenden anatomie und physiologie - Eisig, Hugo 1847 -1920 (Friedländer, 1887)

Monographische Studien über die Gattung Saxifraga. I, Die Sektion Porphyrion Tausch - Hayek, August von, 1871 -1928 (Staatsdruckerei, 1905)

Monographs of North American rodentia - Coues, Elliott, 1842 -1899 (G.P.O, 1877)

Monographs of the Diptera of North America prepared for the Smithsonian Institution by R. Osten Sacken - Osten-Sacken, C. R. (Carl Robert), 1828 -1906 (The Institution, 1869)

Monthly American Journal of Geology & Natural Science (1831)

Monthly bulletin of economic and social intelligence - International Institute of Agriculture. Bureau of Economic; Social Intelligence. (International Institute of Agriculture, Bureau of Economic and Social Intelligence, 1914)

Monthly letter of the Bureau of Entomology - United States. Bureau of Entomology. (The Bureau, 1921)

Monthly Magazine or British Register (of Politics, Literature and the Belles Lettres) (1816)

Monthly Magazine or British Register (of Politics, Literature and the Belles Lettres) (1826)

Monthly Magazine or British Register (of Politics, Literature and the Belles Lettres) (1827)

Monthly Magazine or British Register (of Politics, Literature and the Belles Lettres) (1830)

Monthly Magazine or British Register (of Politics, Literature and the Belles Lettres) (1832)

Monthly Magazine or British Register (of Politics, Literature and the Belles Lettres) (1834)

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

The Montreal law reports - Kirby, James, 1840 - (Gazette, 1891)

Moose-hunting, salmon-fishing and other sketches of sport : being the record of personal experiences of hunting wild game in Canada - Pattillo, T. R., 1833 -1910 (Low, 1902)

The mountain - Jackson, Robert Montgomery Smith, 1815 -1865 (J. B. Lippincott & Co, 1860)

Mundus subterraneus, in XII libros digestus : qvo divinum subterrestris mundi opificium, mira ergasteriorum naturae in eo distributio, verbo [pantamorphon] Protei regnum, universae denique naturae majestas & divitiae summa rerum varietate exponuntur, abditorum effectuum causae acri indagine inquistae demonstrantur, cognitae per artis & naturae conjugium ad humanae vitae necessarium usum vario experimentorum apparata, necnon novo modo & ratione applicantur. Ad Alexandrum VII. pont. opt. max - Kircher, Athanasius, 1602 -1680 (apud Joannem Janssonium à Waesberge & filios, 1678)

Muscologiae recentiorum supplementum seu species muscorum... - Bridel-Brideri, Samuel Elisée de, 1761 -1828 (apud C.G. Ettingerum, 1806)

Musei Leveriani explicatio, anglica et latina - Shaw, George 1751 -1813 (Impensis Jacobi Parkinson, 1792)

Museum bulletin - New York State Museum. (University of the State of New York, 1911)

Museum bulletin - New York State Museum. (University of the State of New York, 1912)

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

Museum of Economic Botany, Kew. Specimens distributed 1901-1990 - Royal Botanic Gardens, Kew. (1976)

The museum of natural history; being a popular account of the structure, habits, and classification of the various departments of the animal kingdom: quadrupeds, birds, reptiles, fishes, shells, and insects, including the insects destructive to agriculture - Holder, Joseph B. (Joseph Bassett), 1824 -1888 (J. S. Virtue, 1877)

My life as a naturalist - Westell, W. Percival (William Percival), 1874 -1943 (Cecil Palmer and Hayward, 1918)

Mycologia - New York Botanical Garden (New York Botanical Garden, 1910)

Mycologia - New York Botanical Garden (New York Botanical Garden, 1911)

Mycological writings of C. G. Lloyd - Lloyd, C. G. (Curtis Gates), 1859 -1926 (1910)

Nachrichtenblatt der Bayerischen Entomologen - Münchner Entomologische Gesellschaft. (Münchner Entomologische Gesellschaft, 1968)

Nachrichtenblatt der Bayerischen Entomologen - Münchner Entomologische Gesellschaft. (Münchner Entomologische Gesellschaft, 2002)

Nachrichtenblatt der Bayerischen Entomologen - Münchner Entomologische Gesellschaft. (Münchner Entomologische Gesellschaft, 2000)

Nachrichtsblatt der Deutschen Malakozoologischen Gesellschaft - Deutsche Malakozoologische Gesellschaft (Verlag W. Küchler, 1904)

Naked species of Gondolella (Conodontophorida) : their distribution, taxonomy, and evolutionary significance - Royal Ontario Museum. (Royal Ontario Museum, 1980)

The National geographic magazine - National Geographic Society (U.S.) (National Geographic Society, 1900)

The National geographic magazine - National Geographic Society (U.S.) (National Geographic Society, 1901)

The National geographic magazine - National Geographic Society (U.S.) (National Geographic Society, 1907)

The National geographic magazine - National Geographic Society (U.S.) (National Geographic Society, 1920)

The National nurseryman : for growers and dealers in nursery stock - American Association of Nurserymen. (National Nurseryman Pub. Co.], 1906)

The natural and civil history of Vermont - Williams, Samuel, 1743 -1817 (Printed by Samuel Mills : Sold at his bookstore in Burlington, by Mills and White, Middlebury, Isaiah Thomas, Jun. Worcester, Thomas and Andrews, Boston, Thomas and Whipple and S. Sawyer and Co. Newbu, 1809)

The natural and civil history of Vermont - Williams, Samuel, 1743 -1817 (Printed by Samuel Mills. Sold at his Bookstore in Burlington, by Mills and White, Middlebury, Isaiah Thomas,Jun. Worcester, Thomas and Andrews, Boston, Thomas and Whipple and S.Sawyer and Co. Newburyp, 1809)

The natural control of the fall webworm (Hyphantria cunea Drury) in Canada : together with an account of its several parasites - Canada. Department of Agriculture. (F.A. Acland, King's Printer, 1922)

Natural history - Fletcher, L. 1854 -1921 (Printed by order of the Trustees of the British Museum, 1907)

Natural history - Fletcher, L. 1854 -1921 (Printed by order of the Trustees of the British Museum, 1908)

Natural history - Fletcher, L. 1854 -1921 (Printed by order of the Trustees of the British Museum, 1910)

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

Natural history - American Museum of Natural History (American Museum of Natural History, 2006)

The natural history & antiquities of Selborne; &, A garden kalendar - Sharpe, Richard Bowdler, 1847 -1909 (S.T. Freemantle, 1900)

The natural history and antiquities of Northumberland and so much of the county of Durham as lies between the rivers Tyne and Tweed; commonly called North Bishoprick - Wallis, John, 1714 -1793 (Printed for the author by W. and W. Strahan, sold by S. Bladon, 1769)

The natural history of birds - Buffon, Georges Louis Leclerc, comte de, 1707 -1788 (A. Strahan, and T. Cadell in the Strand; and J. Murray, no. 32 Fleet Street, 1793)

The natural history of Juan Fernandez and Easter Island - Skottsberg, Carl, 1880 -1963 (Almqvist & Wiksells Boktryckeri, 1920)

The Natural history of Juan Fernandez and Easter Island - Skottsberg, Carl, 1880 -1963 (Almqvist & Wiksells Boktryckeri, 1956)

Natural history of New York - Hall, James, 1811 -1898 (D. Appleton & co. and Wiley & Putnam, 1843)

Natural history of New York (D. Appleton, 1842)

Natural history of New York - Hall, James, 1811 -1898 (D. Appleton & co. and Wiley & Putnam, 1894)

A natural history of the British Lepidoptera : a text-book for students and collectors - Tutt, James William, 1858 -1911 (S. Sonnenschein, 1905)

A natural history of the ducks - Fuertes, Louis Agassiz, 1874 -1927 (Houghton Mifflin Company, 1923)

Natural history of the Queen Charlotte islands, British Columbia. Natural history of the Cook inlet region, Alaska - Osgood, Wilfred Hudson, 1875 -1947 (Government Printing Office, 1901)

The natural history of the Tineina ... - Stainton, H. T, (Henry Tibbats) 1822 -1892 (J. Van Voorst; [etc.,etc.], 1855)

The natural history of the Tineina ... - Stainton, H. T, (Henry Tibbats) 1822 -1892 (J. Van Voorst; [etc.,etc.], 1857)

The natural history of the Tineina ... - Stainton, H. T, (Henry Tibbats) 1822 -1892 (J. Van Voorst; [etc.,etc.], 1859)

The natural history of the Tineina ... - Stainton, H. T, (Henry Tibbats) 1822 -1892 (J. Van Voorst; [etc.,etc.], 1861)

The natural history of the Tineina ... - Stainton, H. T, (Henry Tibbats) 1822 -1892 (J. Van Voorst; [etc.,etc.], 1862)

The natural history of the Tineina ... - Stainton, H. T, (Henry Tibbats) 1822 -1892 (J. Van Voorst; [etc.,etc.], 1867)

The natural history of the Tineina ... - Stainton, H. T, (Henry Tibbats) 1822 -1892 (J. Van Voorst; [etc.,etc.], 1870)

The natural history of the Tineina ... - Stainton, H. T, (Henry Tibbats) 1822 -1892 (J. Van Voorst; [etc.,etc.], 1873)

Natural History Reports / British Antarctic ("Terra Nova") Expedition, 1910-13. Zoology - British Museum (Natural History) (BM(NH), 1915)

Natural History Reports / British Antarctic ("Terra Nova") Expedition, 1910-13. Zoology - British Museum (Natural History) (BM(NH), 1918)

Natural History Reports / British Antarctic ("Terra Nova") Expedition, 1910-13. Zoology - British Museum (Natural History) (BM(NH), 1921)

Natural History Reports / British Antarctic ("Terra Nova") Expedition, 1910-13. Zoology - British Museum (Natural History) (BM(NH), 1917)

Natural history review

The natural history review - Belfast Natural History; Philosophical Society. (Hodges & Smith, 1862)

The natural history review - Belfast Natural History; Philosophical Society. (Hodges & Smith, 1865)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1865)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1896)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1934)

The naturalist in Nicaragua : a narrative of a residence at the gold mines of Chontales; journeys in the savannahs and forests; with observations on animals and plants in reference to the theory of evolution of living forms - Belt, Thomas, 1832 -1878 (Edward Bumpus, 5 & 6 Holborn Bars, E.C, 1888)

Naturalist's guide to the Americas - Ecological Society of America. Committee on the Preservation of Natural Conditions. (Williams & Wilkins, 1926)

The naturalist's library - Lizars, W. H. 1788 -1859 (W. H. Lizars; [etc., etc.], 1833)

The naturalist's library - Lizars, W. H. 1788 -1859 (W. H. Lizars; [etc., etc.], 1860)

Le Naturaliste canadien - Provancher, L. (Léon), 1820 -1892 (Éditions, l'Ardoise [etc.], 1916)

Le Naturaliste canadien - Provancher, L. (Léon), 1820 -1892 (Éditions, l'Ardoise [etc.], 1917)

The naturalists' companion - Guelf, Charles P. ([C.P. Guelf], 1885)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1874)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1877)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1878)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1887)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1888)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1891)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1893)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1894)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1895)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1898)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1900)