Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1957)

Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1990)

Bonplandia. Zeitschrift für die gesammte Botanik - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (C. Rmpler, 1859)

Bonplandia. Zeitschrift für die gesammte Botanik - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (C. Rmpler, 1860)

A book of birds - Pycraft, W. P. (William Plane), 1868 -1942 (Sidney Appleton, 1908)

The Book of birds (class aves) - Society for Promoting Christian Knowledge (Great Britain). General Literature Committee. (John W. Parker, 1837)

The book of nature study - Farmer, J. B. (John Bretland), 1865 -1944 (Caxton publishing company, 1908)

Botanik und Zoologie in Österreich in den Jahren 1850 bis 1900. Festschrift - Wettstein, Richard, Ritter von Westersheim, 1863 -1931 (A. Hölder, 1901)

Botanische Jahrbücher fur Systematik, Pflanzengeschichte und Pflanzengeographie - Engler, Adolf, 1844 -1930 (Schweizerbart [etc.], 1897)

Botaniska notiser - Lunds botaniska förening. (Wahlstrm, 1897)

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

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, 1891)

Britain's birds and their nests - Thomson, J. Arthur (John Arthur), 1861 -1933 (W. & R. Chambers, 1910)

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, 1921)

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

British birds (1908)

British birds (1910)

British birds (1930)

British birds (1937)

British birds (1938)

British birds (1978)

British birds (1980)

British birds (1982)

British birds (1983)

British birds (1984)

British birds (1987)

British birds (1988)

British birds (1989)

British birds (1991)

British birds (1993)

British birds (1994)

British birds (1995)

British birds (1996)

British birds (1997)

British birds (1998)

British birds (2000)

British birds (2001)

British birds (2002)

British birds (2003)

British birds (2004)

British birds (2005)

British birds (2006)

British birds (2007)

British birds (2008)

British birds (2009)

British birds (2010)

British birds (2011)

British birds (2012)

British birds (2013)

British birds (2014)

British birds (2015)

British birds - Jardine, William, 1800 -1874 (W.H. Lizars [etc.], 1843)

British birds & their eggs : with a new method of identification - Boraston, John Maclair. (W. & R. Chambers, 1909)

British birds : descriptions of all the commoner species, their nests, and eggs - Kirkman, F. B. (Frederick B.), 1869 -1945 (T.C. & E.C. Jack, 1913)

British birds' eggs and nests, popularly described - Atkinson, J. C. (John Christopher), 1814 -1900 (s.n, 1861)

British birds' eggs and nests, popularly described - Atkinson, J. C. (John Christopher), 1814 -1900 (G. Routledge and Sons, 1867)

British birds in their haunts - Johns, C. A. (Charles Alexander), 1811 -1874 (Society for Promoting Christian Knowledge, 1862)

British birds in their haunts - Johns, C. A. (Charles Alexander), 1811 -1874 (Society for Promoting Christian Knowledge, 1893)

British birds in their haunts - Johns, C. A. (Charles Alexander), 1811 -1874 (Society for Promoting Christian Knowledge, 1867)

British birds in their haunts - Johns, C. A. (Charles Alexander), 1811 -1874 (G. Routledge, 1922)

British birds: key list - Irby, L. Howard (Leonard Howard Lloyd), 1836 -1905 (R. H. Porter, 1892)

British birds : key list - Irby, L. Howard (Leonard Howard Lloyd), 1836 -1905 (R.H. Porter, 1888)

British birds' nests, how, where, and when to find and identify them - Kearton, Richard, 1862 -1928 (Cassell and Company, Limited, 1908)

British birds with their nests and eggs - Frohawk, Frederick William, 1861 -1946 (Brumby & Clarke, 1896)