The birds of South America - Swann, H. Kirke (Harry Kirke), 1871 -1926 (R. H. Porter [etc, 1912)

Birds of the British Empire - Greene, W. T. (William Thomas) (Imperial Press, 1898)

Birds of the British Isles - Duncan, John, of Newcastle upon Tyne. (W. Scott, 1898)

Birds of the Colorado valley ... scientific and popular information concerning North American ornithology - Coues, Elliott, 1842 -1899 (Gov't print. off, 1878)

Birds of the Colorado valley ... scientific and popular information concerning North American ornithology - Coues, Elliott, 1842 -1899 (Govt. Print. Off, 1878)

Birds of the Humber District - Cordeaux, John. (Van Voorst, 1872)

The birds of the Japanese Empire - Seebohm, Henry, 1832 -1895 (R. H. Porter, 1890)

The birds of the West Indies : including all species known to occur in the Bahama Islands, the Greater Antilles, the Caymans, and the Lesser Antilles, excepting the islands of Tobago and Trinidad - Cory, Charles B. (Charles Barney), 1857 -1921 (Estes & Lauriat, 1889)

The birds of the west of Scotland : including the outer Hebrides, with occasional records of the occurrence of the rarer species throughout Scotland generally - Gray, Robert, 1825 -1887 (T. Murray & Son, 1871)

Birds of the world; a popular account - Ridgway, Robert, 1850 -1929 (Holt, 1909)

The birds of Tierra del Fuego - Crawshay, Richard, 1862 -1958 (B. Quaritch, 1907)

The birds of Tunisia; being a history of the birds found in the regency of Tunis - Whitaker, Joseph Isaac Spadafora, 1850 - (R.H. Porter, 1905)

The birds of Yorkshire : being a historical account of the avi-fauna of the county - Boyes, F. (A. Brown, 1907)

The birds of Yorkshire : being a historical account of the avi-fauna of the County - Boyes, F. (A. Brown, 1907)

Birds that hunt and are hunted : life histories of one hundred and seventy birds of prey, game birds and water-fowls - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (Grosset & Dunlap, 1904)

Birds that hunt and are hunted : life histories of one hundred and seventy birds of prey, game birds and water-fowls - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (Doubleday, Page & Co, 1902)

Birds that hunt and are hunted: life histories of one hundred and seventy birds of prey, game birds and water-fowls - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (Doubleday, Page & company, 1904)

Birds that hunt and are hunted; life histories of one hundred and seventy birds of prey, game birds and water-fowls - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (Doubleday, Page, 1912)

Birds that hunt and are hunted; life histories of one hundred and seventy birds of prey, game birds and water fowls - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (Doubleday & McClure co, 1899)

Birds that hunt and are hunted: life histories of one hundred and seventy birds of prey, game birds and water-fowls - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (Doubleday, Page & company, 1908)

Birds that hunt and are hunted; life histories of one hundred and seventy birds of prey, game birds and water fowls - Doubleday, Nellie Blanchan DeGraff, 1865 -1918 (Doubleday & McClure, 1898)

Birds: the elements of ornithology ; with 174 illustrations whereof 140 are original drawings - Mivart, St. George Jackson, 1827 -1900 (R.H. Porter, 1892)

Boletín de la Sociedad Physis - Sociedad Physis. (Coni, 1912)

Boletín del Museo Nacional de Chile - Museo Nacional de Chile. (Museo Nacional de Chile, 1910)

Boletín del Museo Nacional de Chile - Museo Nacional de Chile. (Museo Nacional de Chile, 1913)

Bollettino del naturalista : collettore, allevatore, coltivatore, acclimatatore - Brogi, Sigismondo, 1851? -1899 (Ufficio, 1881)

Bollettino del R. Comitato geologico d'Italia - R. Comitato geologico d'Italia. (Il Comitato, 1893)

Bollettino della Società entomologica italiana - Società entomologica italiana. (Fratelli Pagano - Tipografi Editori, 1872)

Bollettino della Societá romana per gli studi zoologici - Societá romana per gli studi zoologici. (La Societá, 1894)

Bollettino della Societá romana per gli studi zoologici - Societá romana per gli studi zoologici. (La Societá, 1898)

Bollettino della Società zoologica italiana - Società zoologica italiana. (La Società, 1903)

Bollettino della Società zoologica italiana - Società zoologica italiana. (La Società, 1900)

Bollettino della Società zoologica italiana - Società zoologica italiana. (La Società, 1909)

Bonn zoological bulletin - Zoologisches Forschungsmuseum Alexander Koenig. (Zoologisches Forschungsmuseum Alexander Koenig, 2010)

Bonn zoological bulletin - Zoologisches Forschungsmuseum Alexander Koenig. (Zoologisches Forschungsmuseum Alexander Koenig, 2014)

Bonn zoological bulletin - Zoologisches Forschungsmuseum Alexander Koenig. (Zoologisches Forschungsmuseum Alexander Koenig, 2018)

Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1953)

Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1954)

Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1955)

Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1971)

The book of choice ferns : for the garden, conservatory, and stove : describing and giving explicit cultural directions for the best and most striking ferns and selaginellas in cultivation. Illustrated with coloured plates and numerous wood engravings, specially prepared for this work - Schneider, George. (Gill, 1892)

Boston journal of natural history - Boston Society of Natural History. Museum. (Boston Society of Natural History, 1850)

Boston journal of natural history - Boston Society of Natural History. Museum. (Boston Society of Natural History, 1853)

The botanical magazine = Shokubutsugaku zasshi - Nihon Shokubutsu Gakkai. (Tokyo Botanical Society, 1887)

Botanical miscellany - Hooker, William Jackson, Sir, 1785 -1865 (J. Murray, 1833)

Botanical miscellany : containing figures and descriptions of such plants as recommend themselves by their novelty, rarity, or history, or by the uses to which they are applied in the arts, in medicine, and in domestic œconomy : together with occasional botanical notices and information - Hooker, William Jackson, Sir, 1785 -1865 (John Murray ..., 1830)

Botanische excursie naar Nederlandsch West-Indië : reisverhaal - Suringar, W. F. R. (Willem Frederik Reinier), 1832 -1898 (s.n, 1886)

Botanische Zeitung - Mohl, Hugo von, 1805 -1872 (A. Förstner, 1850)

Botany - Gray, Asa, 1810 -1888 (Welch, Bigelow, University Press, 1876)

Bouwstoffen voor eene fauna van Nederland - Herklots, Jan Adriaan, 1820 -1872 (Brill, 1853)

Bref och skrifvelser af och till Carl von Linné - Fries, Theodor Magnus, 1832 -1913 (Aktiebolaget Ljus, 1908)

Bref och skrifvelser af och till Carl von Linné med understöd af Svenska staten utgifna af Upsala universitet. Afd. 1, del 1-8, Afd. 2, del 1 - Linné, Carl von, 1707 -1778 (Aktiebolaget Ljus, 1922)

Brehms thierleben, allgemeine kunde des thierreichs - Brehm, Alfred Edmund, 1829 -1884 (Verlag des Bibliographischen instituts, 1879)

Brehms Tierleben; allgemeine kunde des thierreichs. Mit 1910 abbildungen im text, 11 karten und 180 tafeln in farbendruck und holzschnitt - Brehm, Alfred Edmund, 1829 -1884 (Bibliographisches Institute, 1893)

Brehms Tierleben : allgemeine Kunde des Tierreichs : mit 1800 Abbildungen im Text, 9 Karten und 180 Tafeln in Farbendruck und Holzschnitt - Brehm, Alfred Edmund, 1829 -1884 (Bibliographisches Institut, 1892)

Brehms Tierleben. Allgemeine kunde des Tierreichs - Werner, Franz, 1867 -1939 (Bibliographisches Institut, 1912)

Brehms Tierleben. Allgemeine kunde des Tierreichs - Werner, Franz, 1867 -1939 (Bibliographisches Institut, 1920)

Brehms Tierleben. Allgemeine kunde des Tierreichs - Werner, Franz, 1867 -1939 (Bibliographisches Institut, 1911)

The British bird book : an account of all the birds, nests and eggs found in the British Isles - Jourdain, F. C. R. (Francis Charles Robert), 1865 -1940 (T.C. & E.C. Jack, 1910)

British birds - Beddard, Frank E. (Frank Evers), 1858 -1925 (Longmans, Green, and co, 1895)

British birds - Beddard, Frank E. (Frank Evers), 1858 -1925 (Longmans, Green, and co, 1921)

British birds (1909)

British birds (1910)

British birds (1922)

British birds (1956)

British birds (1957)

British birds (1958)

British birds (1959)

British birds (1960)

British birds (1961)

British birds (1962)

British birds (1964)

British birds (1965)