Conservation of marine birds of northern North America : papers from the international symposium held at the Seattle Hyatt House, Seattle, Washington, 13-15 May 1975 - U.S. Fish; Wildlife Service (U.S. Dept. of the Interior, Fish and Wildlife Service, 1979)

Contribution a l'étude des perles fines de la nacre et des animaux qui les produisent - Dubois, Raphaël, 1849 -1929 (A. Rey, 1909)

Contributions à la faune ornithologique de l'Europe occidentale : recueil comprenant les espèces d'oiseaux que se reproduisent dans cette région ou qui s'y montrent régulièrement de passage, augmenté de la description des principales espèces exotiques les plus voisines des indigènes ou susceptibles d'ètre confondues avec elles, ainsi que l'énumération des races domestiques - Olphe-Galliard, Léon, 1825 -1893 (L. Lasserre, 1884)

Contributions à la faune ornithologique de l'Europe occidentale : recueil comprenant les espèces d'oiseaux que se reproduisent dans cette région ou qui s'y montrent régulièrement de passage, augmenté de la description des principales espèces exotiques les plus voisines des indigènes ou susceptibles d'ètre confondues avec elles, ainsi que l'énumération des races domestiques - Olphe-Galliard, Léon, 1825 -1893 (L. Lasserre, 1887)

Contributions to ornithology for 1848-1853 - Strickland, Catherine Dorcas Maule Jardine (W.H. Lizars, 1850)

Contributions to the history of North American ornithology - Jackson, Jerome A (Nuttall Ornithological Club, 2000)

Controlled natural selection and value marketing - Mottram, James Cecil, 1880 - (Longmans, Green and Co, 1914)

Controlled natural selection and value marking - Mottram, James Cecil, 1880 - (Longmans, Green, 1914)

The Cornish fauna - Couch, Jonathan, 1789 -1870 (1878)

A Cornish Fauna : being a compendium of the Natural History of the County, intended to form a companion to the Collection in the Museum of the Royal Institution of Cornwall Part 1 the vertebrate animals and crustaceans - Couch, Jonathan, 1789 -1870 (Lake & Lake, 1838)

Correspondenz-blatt des Zoologisch-mineralogischen Vereins in Regensburg - Zoologisch-Mineralogischer Verein (Regensburg, Germany) (Zoologisch-mineralogischer Verein, 1851)

The Coues check list of North American birds - Coues, Elliott, 1842 -1899 (Estes and Lauriat, 1882)

Croisière océanographique : accomplie à bord de la Belgica dans la Mer du Grönland, 1905 - Gerlache de Gomery, A. de commandant, (Adrien), 1866 -1934 (C. Bulens, 1907)

Current bibliography for aquatic sciences and fisheries - Food; Agriculture Organization of the United Nations. Fisheries Division. Biology Branch. (Taylor & Francis ltd, 1969)

Danmarks fauna; illustrerede haandbøger over den danske dyreverden... - Dansk naturhistorisk forening. (G.E.C. Gad, 1919)

Dansk ornithologisk forenings tidsskrift - Dansk ornitologisk forening. (Den Forening, 1907)

Dansk ornithologisk forenings tidsskrift - Dansk ornitologisk forening. (Den Forening, 1908)

Dansk ornithologisk forenings tidsskrift - Dansk ornitologisk forening. (Den Forening, 1909)

Dansk ornithologisk forenings tidsskrift - Dansk ornitologisk forening. (Den Forening, 1911)

Dansk ornithologisk forenings tidsskrift - Dansk ornitologisk forening. (Den Forening, 1912)

Dansk ornithologisk forenings tidsskrift - Dansk ornitologisk forening. (Den Forening, 1913)

Dansk ornithologisk forenings tidsskrift - Dansk ornitologisk forening. (Den Forening, 1914)

Dansk ornithologisk forenings tidsskrift - Dansk ornitologisk forening. (Den Forening, 1916)

Dansk ornithologisk forenings tidsskrift - Dansk ornitologisk forening. (Den Forening, 1915)

Dansk ornithologisk forenings tidsskrift - Dansk ornitologisk forening. (Den Forening, 1917)

Dansk ornithologisk forenings tidsskrift - Dansk ornitologisk forening. (Den Forening, 1919)

Dansk ornithologisk forenings tidsskrift - Dansk ornitologisk forening. (Den Forening, 1918)

Dansk ornithologisk forenings tidsskrift - Dansk ornitologisk forening. (Den Forening, 1920)

Dansk ornithologisk forenings tidsskrift - Dansk ornitologisk forening. (Den Forening, 1921)

Dansk ornithologisk forenings tidsskrift - Dansk ornitologisk forening. (Den Forening, 1922)

Dansk ornithologisk forenings tidsskrift - Dansk ornitologisk forening. (Den Forening, 1923)

Des hybrides à l'état sauvage. Règne animal. 1. volume. (Classe des oiseaux) - Suchetet, André, 1849 - (Impr. Le Bigot frères, 1896)

Des hybrides à l'état sauvage. Règne animal. 1er volume. (Classe des oiseaux) - Suchetet, André, 1849 - (Impr. Le Bigot frs, 1896)

A descriptive catalogue of the birds of Massachusetts - Samuels, Edward A. (Edward Augustus), 1836 -1908 (Wright & Potter, 1864)

Deutsche Südpolar-Expedition, 1901-1903, im Auftrage des Reichsamtes des Innern - Drygalski, Erich von, 1865 -1949 (G. Reimer, 1905)

Deutsches Vogelbuch für Forst- und Landwirte : Jäger, Naturfreunde und Vogelliebhaber - Floericke, Kurt, 1869 -1934 (Kosmos, Gesellschaft der Naturfreunde, 1907)

Diaries of William Brewster, 1865-1919 (inclusive) - Brewster, William, 1851 -1919 (1872)

A dictionary of birds - Lydekker, Richard, 1849 -1915 (A. and C. Black, 1896)

A dictionary of birds - Shufeldt, Robert Wilson 1850 -1934 (A. and C. Black, 1896)

A dictionary of birds - Shufeldt, Robert Wilson 1850 -1934 (A. and C. Black, 1893)

A dictionary of birds - Shufeldt, Robert Wilson 1850 -1934 (A. and C. Black, 1894)

A dictionary of useful animals and their products : a manual of ready reference for all those which are commercially important, and others which man has utilised : including also a glossary of trade and technical terms connected therewith - Simmonds, P. L. (Peter Lund), 1814 -1897 (E. & F.N. Spon, 1883)

A directory of the ornithologists of the United States : comprising a list of the collectors and students of ornithology, with the valuations of their collections, number of species represented, &c., &c., supplemented by statistics of value and information concerning public and private collections, average value of public and private collections, topics of interest to amateurs, &c.,&c - Willard, S. L. (The Oologist, 1877)

Directory of Wetlands of International Importance (1987)

Directory of Wetlands of International Importance (1990)