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Proceedings of the Royal Physical Society of Edinburgh - Royal Physical Society of Edinburgh. (The Society, 1880)

Proceedings of the Royal Physical Society of Edinburgh - Royal Physical Society of Edinburgh. (The Society, 1881)

Proceedings of the Royal Physical Society of Edinburgh - Royal Physical Society of Edinburgh. (The Society, 1888)

Proceedings of the Royal Physical Society of Edinburgh - Royal Physical Society of Edinburgh. (The Society, 1912)

Proceedings of the Royal Society of Edinburgh - Royal Society of Edinburgh. (Royal Society of Edinburgh, 1878)

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Proceedings of the Royal Society of Edinburgh - Royal Society of Edinburgh. (Royal Society of Edinburgh, 1892)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1879)

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Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1917)

Proceedings of the VIIth International Orthnithological Congress at Amsterdam 1930 - Beaufort, L. F. de (Lieven Ferdinand), 1879 -1968 (C. de Boer Jr, 1931)

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Quadro elementar da historia natural dos animaes - Cuvier, Georges, baron, 1769 -1832 (impresso por H. Bryer, 1815)

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The Quarterly journal of science (J. Churchill and Sons, etc, 1864)

The Quarterly journal of science (J. Churchill and Sons, etc, 1866)

Rambles of a naturalist in Egypt & other countries : with an analysis of the claims of certain foreign birds to be considered British, and other ornithological notes - Gurney, J. H. (John Henry), 1848 -1922 (Jarrold, 1876)

Rambles of a naturalist in Egypt & other countries. With an analysis of the claims of certain foreign birds to be considered British, and other ornithological notes - Gurney, J. H. (John Henry), 1848 -1922 (Jarrold, 1876)

Rapport a M. le Ministre de l'instruction publique et des Beaux-Arts sur le congrès et l'exposition ornithologiques de Vienne, en 1884 - Congrès et l'exposition ornithologiques Vienna) 1884 - (Burlin et Cie, 1884)

Rare, vanishing & lost British birds - Hudson, W. H. (William Henry), 1841 -1922 (J.M. Dent & Sons Ltd, 1923)

Le règne animal distribué d'après son organisation, pour servir de base à l'histoire naturelle des animaux et d'introduction à l'anatomie comparée - Cuvier, Georges, baron, 1769 -1832 (Chez Déterville, 1829)

Recensio avium in academici liberi baronis de Mueller ornithologico museo stuttgardiano collectarum - Calwer, C. G. (Carl Gustav), 1821 -1874 (Officinae Regiae, 1854)

Recherches anatomiques et paléontologiques pour servir à l'histoire des oiseaux fossiles de la France - Milne-Edwards, Alphonse, 1835 -1900 (Victor Masson, 1869)

The Record of zoological literature (J. van Voorst, 1864)

The Record of zoological literature (J. van Voorst, 1865)

The Record of zoological literature (J. van Voorst, 1866)

The Record of zoological literature (J. van Voorst, 1867)

The Record of zoological literature (J. van Voorst, 1868)

Die Regeneration von Geweben und Organen bei den Wirbelthieren, besonders Amphibien und Reptilien - Fraisse, Paul, 1851 -1909 (T. Fischer, 1885)

Le règne animal distribué d'après son organisation : pour servir de base a l'histoire naturelle des animaux et d'introduction a l'anatomie comparée - Cuvier, Georges, baron, 1769 -1832 (Chez Déterville, 1817)

Le règne animal distribué d'après son organisation, pour servir de base à l'histoire naturelle des animaux et d'introduction à l'anatomie comparée - Cuvier, Georges, baron, 1769 -1832 (Louis Hauman et Comp, 1836)

Le règne animal distribué d'après son organisation, pour servir de base à l'histoire naturelle des animaux et d'introduction à l'anatomie comparée - Audouin, Jean Victor, 1797 -1841 (Fortin, Masson et cie, 1836)

Reise in den äussersten Norden und Osten Sibiriens während der Jahre 1843 und 1844 mit Allerhöchster Genehmigung auf Veranstaltung der Kaiserlichen Akademie der Wissenschaften zu St. Petersburg ausgeführt und in Verbindung mit vielen Gelehrten - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (Buchdr. der K. Akademie der Wissenschaften : Zu haben bei Eggers, 1875)

Remarks on the Ornithology of Northern Norway - Collett, Robert, 1842 -1913 ([s.n.], 1872)

Réponse à une adresse de l'Assemblée législative en date du 19 avril 1886, demandant copie du rapport d'un voyage fait au Labrador canadien, en vertu d'un ordre en conseil, par M. Saint-Cyr, ancien député, conservateur du musée de l'instruction publique aussi copie de son catalogue des plantes et des oiseaux de la Côte Nord et des î les faisant partie du Labrador canadien, exposés au Musée de l'Instruction publique - Saint-Cyr, D. N. (Dominique Napoléon), 1826 -1899 (s.n, 1886)

Report - Harvard University. Museum of Comparative Zoology. (1862)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1840)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1844)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1850)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1913)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1920)

Report of the Commissioner for ... - Baird, Spencer Fullerton, 1823 -1887 (G.P.O, 1887)

Report of the (Free) Public Library, Museum (Liverpool) - Liverpool (England). Free Public Library. Museum (1854)

Report of the (Free) Public Library, Museum (Liverpool) - Liverpool (England). Free Public Library. Museum (1879)

Report of the geological exploration of the fortieth parallel - Eaton, Daniel Cady, 1834 -1895 (G.P.O, 1880)

[Report of a voyage made to the Canadian Labrador coast ; Catalogue of plants and birds of the north shore] - Saint-Cyr, D. N. (Dominique Napoléon), 1826 -1899 (s.n, 1887)

Report on the condition of the sea fisheries of the south coast of New England ... - Baird, Spencer Fullerton, 1823 -1887 (Govt. Print. Off, 1873)

Report on the condition of the sea fisheries of the south coast of New England ... - Baird, Spencer Fullerton, 1823 -1887 (Govt. Print. Off, 1871)

Report on the scientific results of the voyage of H.M.S. Challenger during the years 1873-76 under the command of Captain George S. Nares ... and the late Captain Frank Tourle Thomson, R.N - Thomson, C. Wyville, Sir, (Charles Wyville), 1830 -1882 (Neill, 1885)

Report on the scientific results of the voyage of H.M.S. Challenger during the years 1873-76 under the command of Captain George S. Nares ... and the late Captain Frank Tourle Thomson, R.N - Thomson, C. Wyville, Sir, (Charles Wyville), 1830 -1882 (Neill, 1883)

Report / Warwickshire Natural History & Archaeological Society - Warwickshire Natural History; Archaeological Society. (1861)

Report / Warwickshire Natural History & Archaeological Society - Warwickshire Natural History; Archaeological Society. (1873)

Reports of explorations and surveys, to ascertain the most practicable and economical route for a railroad from the Mississippi River to the Pacific Ocean - Baird, Spencer Fullerton, 1823 -1887 (A.O.P. Nicholson, Printer [etc.], 1858)

Reports of explorations and surveys, to ascertain the most practicable and economical route for a railroad from the Mississippi River to the Pacific Ocean - Baird, Spencer Fullerton, 1823 -1887 (A.O.P. Nicholson, Printer [etc.], 1853)

Return / British Museum - British Museum (Natural History) (British Museum, 1856)

Return / British Museum - British Museum (Natural History) (British Museum, 1890)

Return / British Museum - British Museum (Natural History) (British Museum, 1891)

Return / British Museum - British Museum (Natural History) (British Museum, 1901)

A review of the birds of Connecticut - Merriam, C. Hart (Clinton Hart), 1855 -1942 (Tuttle, Morehouse & Taylor, Printers, 1877)

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Revue des sciences naturelles (1877)

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Revue des travaux scientifiques - France. Ministère de l'Instruction publique (Imprimerie nationale, 1893)

Revue des travaux scientifiques - France. Ministère de l'Instruction publique (Imprimerie nationale, 1895)

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Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1942)

Revue zoologique - Société Cuvierienne. (Société cuvierienne, 1839)

Rhea - Thienemann, Friedrich August Ludwig, 1793 -1858 (F.A. Brockhaus, 1846)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1980)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1982)

The Riverside natural history - Kingsley, J. S. (John Sterling), 1854 -1929 (Houghton, Mifflin and company, 1888)

Rivista di biologia (Università di Perugia, etc, 1923)

Rivista italiana di ornitologia - Museo civico di storia naturale di Milano. (Società italiana di scienze naturali, 1911)

Rivista italiana di ornitologia - Museo civico di storia naturale di Milano. (Società italiana di scienze naturali, 1912)

Rivista italiana di ornitologia - Museo civico di storia naturale di Milano. (Società italiana di scienze naturali, 1913)

Rivista italiana di ornitologia - Museo civico di storia naturale di Milano. (Società italiana di scienze naturali, 1914)

Rivista italiana di ornitologia - Museo civico di storia naturale di Milano. (Società italiana di scienze naturali, 1915)

Rivista italiana di paleontologia - Fornasini, Carlo. (Rivista italiana di paleontologia, 1895)

Rivista italiana di scienze naturali : periodico mensile premiato alle esposizioni nazionali di Palermo e di Milano ed a quella internazionale di Chicago (Ufficio, 1888)

The romance of natural history - Gosse, Philip Henry, 1810 -1888 (J. Nisbet, 1862)

The romance of natural history. 2d series - Gosse, Philip Henry, 1810 -1888 (J. Nisbet, 1861)

The romance of natural history - Gosse, Philip Henry, 1810 -1888 (J. Nisbet, 1867)

The royal natural history - Lydekker, Richard, 1849 -1915 (Frederick Warne & Co, 1895)

The royal natural history - Lydekker, Richard, 1849 -1915 (F. Warne, 1893)

Rukovet palaeozoologie - Počta, Felip (Philipp), 1859 - (Nákladem eské akademie císae Frantika Josefa pro vdy, slovesnost a umní, 1905)

Die Säugethiere, Vögel und Amphibien nach ihrer geographischen Verbreitung tabellarisch zusammengestellt - Pompper, Hermann (Verlag der J.G. Hinrichsichen Buchhandlung, 1841)

The savage world : a complete natural history of the world's creatures, fishes, reptiles, insects, birds and mammals : founded upon the theory of the progression of species, and in accordance with genetic revelation, scriptural truths, and the harmony of nature ... - Buel, James W. (James William), 1849 -1920 (Published and manufactured by Historical Publishing Company, 1891)

Scandinavian adventures, during a residence of upwards of twenty years; representing sporting incidents, and subjects of natural history, and devices for entrapping wild animals. With some account of the northern fauna - Lloyd, L. (Llewelyn), 1792? -1876 (R. Bentley, 1854)

Schriften des Naturwissenschaftlichen Vereins für Schleswig-Holstein - Naturwissenschaftlicher Verein für Schleswig-Holstein. (Lipsius & Tischer, 1876)

Schweizerische Blätter für Ornithologie : Geflügel-Tauben- und Kaninchenzucht - Schweizerischer Geflügelzucht-Verein. (Schweizerischer Geflügelzucht-Verein, 1914)