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Mittheilungen aus dem Jahrbuche der Kgl. ungarischen Geologischen Anstalt - Magyar Királyi Földtani Intézet. (Buchdruckerei der Stum A.-G., [etc.], 1902)

Mittheilungen aus dem Jahrbuche der Kgl. ungarischen Geologischen Anstalt - Magyar Királyi Földtani Intézet. (Buchdruckerei der Stum A.-G., [etc.], 1872)

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The mmmalia in their relation to primeval times - Schmidt, Oscar, 1823 -1886 (Kegan Paul, Trench & co, 1885)

Modern whaling & bear-hunting : a record of present-day whaling with up-to-date appliances in many parts of the world, and of bear and seal hunting in the Arctic regions - Burn Murdoch, W. G. (William Gordon), 1862 -1939 (Seeley, Service, 1917)

Modern whaling & bear-hunting : a record of present-day whaling with up-to-date appliances in many parts of the world, and of bear and seal hunting in the Arctic regions - Burn Murdoch, W. G. (William Gordon), 1862 -1939 (J.B. Lippincott, 1917)

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Mongolia, the Tangut country, and the solitudes of northern Tibet, being a narrative of three years' travel in eastern high Asia - Przhevalʹskiĭ, Nikolaĭ Mikhaĭlovich, 1839 -1888 (S. Low, Marston, Searle, & Rivington, 1876)

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Monitore zoologico italiano - Unione zoologica italiana. (Instituto anatomico della R. Università di Siena, 1895)

Monitore zoologico italiano - Unione zoologica italiana. (Instituto anatomico della R. Università di Siena, 1890)

Monitore zoologico italiano - Unione zoologica italiana. (Instituto anatomico della R. Università di Siena, 1916)

Monografía de los mamíferos de Yucatán - Gaumer, George F, 1851 -1929 (Departamento de talleres gráficos de la Secretaría de fomento, 1917)

A monograph of the British pleistocene mammalia - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1866)

A monograph of the British pleistocene mammalia - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1868)

A monograph of the British pleistocene mammalia - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1869)

A monograph of the British pleistocene mammalia - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1872)

A monograph of the British pleistocene mammalia - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1902)

Monograph of the fossil Mammalia of the Mesozoic formations - Owen, Richard, 1804 -1892 (Printed for the Palæontographical society, 1871)

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Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1869)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1871)

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, 1878)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1902)

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

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1909)

Monographia apum Angliæ; or, An attempt to divide into their naturla genera and families, such species of the Linnean genus Apis as have been discovered in England; with descriptions and observations. To which are prefixed some introductory remarks upon the class Hymenoptera, and a synoptical table of the nomenclature of the external parts of these insects - Kirby, William, 1759 -1850 (Printed for the author by J. Raw, 1802)

Monographie der Nematoden - Schneider, Anton, 1831 -1890 (G. Reimer, 1866)

Monographie des élatérides - Candèze, E. C. (Ernest Charles), 1827 -1898 (H. Dessain, 1859)

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The monuments of ancient Egypt, and their relation to the Word of God ... Published under the direction of the Committee of General Literature and Education appointed by the Society for Promoting Christian Knowledge - Gosse, Philip Henry, 1810 -1888 (Society for Promoting Christian Knowledge, 1855)

The monuments of ancient Egypt, and their relation to the word of God ... - Gosse, Philip Henry, 1810 -1888 (Society for Promoting Christian Knowledge, 1847)

More letters of Charles Darwin : a record of his work in a series of hitherto unpublished letters - Darwin, Charles, 1809 -1882 (D. Appleton and Company, 1903)

More wild animals and the camera with 12 mounted collotype plates and 66 art reproductions from studies taken by the author - Dando, Walter P. (Walter Pfeffer) (Bell & Cockburn)

Morphologische Arbeiten (G. Fischer, 1896)

Morphologisches Jahrbuch (Wilhelm Engelmann, 1876)