The microscopic cabinet of select animated objects; with a description of the jewel and doublet microscope, test objects, &c - Pritchard, Andrew, 1804 -1882 (Whittaker, Treacher, and Arnot, 1832)

Midland naturalist - Birmingham Natural History; Microscopical Society (Birmingham, England) (Hardwicke and Bogue, 1879)

Midland naturalist - Birmingham Natural History; Microscopical Society (Birmingham, England) (Hardwicke and Bogue, 1880)

Mikrogeologie : das Erden und Felsen schaffende Wirken des unsichtbar kleinen selbständigen Lebens auf der Erde - Ehrenberg, Christian Gottfried, 1795 -1876 (L. Voss, 1854)

Mikroskopische Bilder : Naturansichten aus dem kleinsten Raume ; ein Gemälde des Mikrokosmus in seinen Gestalten und Gesetzen - Klencke, Hermann, 1813 -1881 (J.J. Weber, 1853)

Die mikroskopische Thierwelt des Süsswassers - Blochmann, Friedrich 1858 -1931 (Haering, 1886)

Die mikroskopischen Thiere des Süsswasser-Aquariums : für Freunde des Mikroskopes und der Naturwissenschaften - Schoch, Gustav, 1833 -1899 (A. Felix, 1868)

Minnesota botanical studies - Geological; Natural History Survey of Minnesota. (Geological and Natural History Survey of Minnesota, 1909)

Mitteilungen aus dem Naturhistorischen Museum in Hamburg - Naturhistorisches Museum in Hamburg. (Lütcke & Wulff, 1887)

Mitteilungen aus dem Naturhistorischen Museum in Hamburg - Naturhistorisches Museum in Hamburg. (Lütcke & Wulff, 1905)

Mitteilungen aus dem Naturhistorischen Museum in Hamburg - Naturhistorisches Museum in Hamburg. (Lütcke & Wulff, 1884)

Mitteilungen aus dem Naturhistorischen Museum in Hamburg - Naturhistorisches Museum in Hamburg. (Lütcke & Wulff, 1916)

Mitteilungen der Geographischen Gesellschaft und des Naturhistorischen Museums in Lübeck - Geographische Gesellschaft in Lübeck (Lübcke & Nöhring, 1908)

Mittheilungen aus der Zoologischen Station zu Neapal - Stazione zoologica di Napoli. (Wilhelm Engelmann, 1884)

Mittheilungen aus der Zoologischen Station zu Neapal - Stazione zoologica di Napoli. (Wilhelm Engelmann, 1914)

Mittheilungen der Naturforschenden Gesellschaft in Bern - Naturforschende Gesellschaft in Bern. (Naturforschenden Gesellschaft in Bern], 1849)

Monografia della famiglia dei Pennatularii / per Sebastiano Richiardi - Richiardi, Sebastiano, 1834 -1904 (Fava e Garagnani, 1869)

Monograph on the Anguillulidae, or Free nematoids, marine, land, and freshwater, with descriptions of 100 new species - Linnean Society of London. (Linnean Society of London?, 1866)

Monographische studien am Zugersee - Brutschy, Adolf, 1885 -1955 (E. Schweizerbartsche verlagsbuchhandlung, Nägle & dr. Sproesser, 1912)

The Monthly microscopical journal : transactions of the Royal Microscopical Society, and record of histological research at home and abroad - Royal Microscopical Society (Great Britain) (Robert Hardwicke, 1876)

Monthly microscopical journal: transactions of the Royal Microscopical Society, and record of histological research at home and abroad - Royal Microscopical Society (Great Britain) (R. Hardwicke, 1869)

Monthly microscopical journal: transactions of the Royal Microscopical Society, and record of histological research at home and abroad - Royal Microscopical Society (Great Britain) (R. Hardwicke, 1870)

Monthly microscopical journal: transactions of the Royal Microscopical Society, and record of histological research at home and abroad - Royal Microscopical Society (Great Britain) (R. Hardwicke, 1871)

Monthly microscopical journal: transactions of the Royal Microscopical Society, and record of histological research at home and abroad - Royal Microscopical Society (Great Britain) (R. Hardwicke, 1875)

Morphologie und biologie der algen - Oltmanns, Friedrich, 1860 -1945 (G. Fischer, 1904)

Morphologie und Biologie der Algen - Oltmanns, Friedrich, 1860 -1945 (Fischer, 1922)

Morphologie und Biologie der Algen - Oltmanns, Friedrich, 1860 -1945 (G. Fischer, 1922)

Morphologie und biologie der algen - Oltmanns, Friedrich, 1860 -1945 (G. Fischer, 1905)

Morphologie und Biologie der Zelle - Gurvich, Aleksandr Gavrilovich, 1874 - (G. Fischer, 1904)

Morphologisches Jahrbuch (Wilhelm Engelmann, 1876)

Name that animal; a guide to the identification of the common land and fresh-water animals of the United States, with special reference to the area east of the Rockies - Driver, Ernest Charles, 1899 - (1950)

Die Natur - Müller, Karl, 1818 -1899 (G. Schwetschke, 1852)

Naturae novitates : Bibliographie neuer Erscheinungen aller Länder auf dem Gebiete der Naturgeschichte und der exacten Wissenschaften (R. Friedländer & Sohn, 1916)

The natural history of animalcules: containing descriptions of all the known species of Infusoria ... - Pritchard, Andrew, 1804 -1882 (Whittaker and co, 1834)

The natural history of animals - Jones, Thomas Rymer, 1810 -1880 (John Van Voorst, 1845)

The natural history of British insects : explaining them in their several states, with the periods of their transformations, their food, œconomy, &c. together with the history of such minute insects as require investigation by the microscope : the whole illustrated by coloured figures, designed and executed from living specimens - Donovan, E. (Edward), 1768 -1837 (Printed for the author, and for F. and C. Rivington, 1792)

The natural history of British insects : explaining them in their several states, with the periods of their transformations, their food, œconomy, &c. together with the history of such minute insects as require investigation by the microscope : the whole illustrated by coloured figures, designed and executed from living specimens - Donovan, E. (Edward), 1768 -1837 (Printed for the author, and for F. and C. Rivington, 1802)

The natural history of British insects, explaining them in their several states with the periods of their transformations, their food, oeconomy, &c together with the history of such minute insects as require investigation by the microscope - Donovan, Edward. (Rivington, 1804)

Natural history of economic mollusks of the United States - Ingersoll, Ernest, 1852 -1946 (Govt. print. off, 1893)

A natural history of the animal kingdom being a systematic and popular description of the habits, structure, and classification of animals, from the lowest to the highest forms. Arranged according to their organisation - Gray, John Edward 1800 -1875 (Charles Griffin and company, 1860)

The Natural History of the Scarborough district - Rimington, F. C. (Scarborough Field Naturalists' Society, 1956)

The natural history of the Toronto region, Ontario, Canada - Glenny, George, 1793 -1874 (Pub. by the Canadian institute, 1913)

The natural history of the Toronto region, Ontario, Canada - Glenny, George, 1793 -1874 (Canadian Institute, 1913)

The Natural history of the Toronto Region, Ontario, Canada - Faull, J. H. (Joseph Horace), 1870 -1961 (Canadian Institute, 1913)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1895)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1943)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1949)

A naturalist in the Great Lakes region - Downing, Elliot Rowland, 1868 -1944 (The University of Chicago Press, 1922)

A naturalist in the Great Lakes region - Downing, Elliot Rowland, 1868 -1944 (University of Chicago Press, 1922)

The Naturalist's Miscellany - Shaw, George 1751 -1813 (Printed for Nodder & Co, 1789)

The Naturalist's Miscellany - Shaw, George 1751 -1813 (Printed for Nodder & Co, 1812)

Le Naturaliste : journal des échanges et des nouvelles - Deyrolle, Émile, 1838 -1917 (Bureaux à Paris, 1887)

Le Naturaliste : journal des échanges et des nouvelles - Deyrolle, Émile, 1838 -1917 (Bureaux à Paris, 1891)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1875)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1885)