The biology of insects - Carpenter, George H. (George Herbert), 1865 -1939 (The Macmillan Company, 1928)

The biology of the cell surface - Just, Ernest Everett, 1883 -1941 (P. Blakiston's son & co., inc, 1939)

The biology of the Protozoa - Calkins, Gary N. (Gary Nathan), 1869 -1943 (Lea & Febiger, 1926)

Bioplasm : an introduction to the study of physiology & medicine - Beale, Lionel S. (Lionel Smith), 1828 -1906 (J. & A. Churchill, 1872)

Bioplasm: an introduction to the study of physiology & medicine - Beale, Lionel S. (Lionel Smith), 1828 -1906 (J. & A. Churchill, 1872)

The birds of Great Britain - Gould, John 1804 -1881 (Printed by Taylor and Francis, published by the author, 1873)

The birds of Norfolk : with remarks on their habits, migration, and local distribution - Southwell, Thomas, 1831 -1909 (J. Van Voorst, 1866)

The birds of Norfolk, with remarks on their habits, migration, and local distribution - Southwell, Thomas, 1831 -1909 (J. Van Voorst, 1866)

Birds of Porto Rico - Wetmore, Alexander, 1886 -1978 (U.S. Dept. of Agriculture, 1916)

Blätter für Aquarien- und Terrarien-Kunde (1890)

Blätter für Aquarien- und Terrarien-Kunde (1893)

Blätter für Aquarien- und Terrarien-Kunde (1894)

Blätter für Aquarien- und Terrarien-Kunde (1896)

Blätter für Aquarien- und Terrarien-Kunde (1898)

Blätter für Aquarien- und Terrarien-Kunde (1899)

Blätter für Aquarien- und Terrarien-Kunde (1901)

Blätter für Aquarien- und Terrarien-Kunde (1902)

Blätter für Aquarien- und Terrarien-Kunde (1904)

Blätter für Aquarien- und Terrarien-Kunde (1903)

Blätter für Aquarien- und Terrarien-Kunde (1905)

Blätter für Aquarien- und Terrarien-Kunde (1906)

Blätter für Aquarien- und Terrarien-Kunde (1907)

Blätter für Aquarien- und Terrarien-Kunde (1908)

Blätter für Aquarien- und Terrarien-Kunde (1909)

Blätter für Aquarien- und Terrarien-Kunde (1910)

Blätter für Aquarien- und Terrarien-Kunde (1911)

Blätter für Aquarien- und Terrarien-Kunde (1912)

Blätter für Aquarien- und Terrarien-Kunde (1913)

Blätter für Aquarien- und Terrarien-Kunde (1915)

Blätter für Aquarien- und Terrarien-Kunde (1916)

Blätter für Aquarien- und Terrarien-Kunde (1917)

Blätter für Aquarien- und Terrarien-Kunde (1919)

Blätter für Aquarien- und Terrarien-Kunde (1920)

Blätter für Aquarien- und Terrarien-Kunde (1922)

Boletin de la Academia Nacional de Ciencias en Córdoba, República Argentina - Academia Nacional de Ciencias (Córdoba, Argentina) (Academia Nacional de Ciencias, 1876)

Boletin de la Academia Nacional de Ciencias en Córdoba, República Argentina - Academia Nacional de Ciencias (Córdoba, Argentina) (Academia Nacional de Ciencias, 1875)

Boletín de la Sociedad Aragonesa de Ciencias Naturales - Sociedad Aragonesa de Ciencias Naturales. (Librería Editorial de Cecilio Gasca, 1911)

Boletín de la Sociedad Aragonesa de Ciencias Naturales - Sociedad Aragonesa de Ciencias Naturales. (Librería Editorial de Cecilio Gasca, 1912)

Boletín de la Sociedad Aragonesa de Ciencias Naturales - Sociedad Aragonesa de Ciencias Naturales. (Librería Editorial de Cecilio Gasca, 1913)

Boletín de la Sociedad entomológica de España - Sociedad Entomológica de España. (Libreria editorial de C. Gasca, 1919)

Boletín de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (Estab. tip. de Fortenet, 1903)

Boletín de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (Estab. tip. de Fortenet, 1914)

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, 1887)

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

Bollettino della Società entomologica italiana - Società entomologica italiana. (Fratelli Pagano - Tipografi Editori, 1878)

Bollettino della Società entomologica italiana - Società entomologica italiana. (Fratelli Pagano - Tipografi Editori, 1880)

Bollettino della Società entomologica italiana - Società entomologica italiana. (Fratelli Pagano - Tipografi Editori, 1884)

Bollettino della Società entomologica italiana - Società entomologica italiana. (Fratelli Pagano - Tipografi Editori, 1888)

Bollettino della Società entomologica italiana - Società entomologica italiana. (Fratelli Pagano - Tipografi Editori, 1891)

Bollettino della Società entomologica italiana - Società entomologica italiana. (Fratelli Pagano - Tipografi Editori, 1897)

Bollettino della Società entomologica italiana - Società entomologica italiana. (Fratelli Pagano - Tipografi Editori, 1899)

Bollettino della Societá romana per gli studi zoologici - Societá romana per gli studi zoologici. (La Societá, 1892)

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

Bollettino scientifico - Università di Pavia. (Bizzoni, 1889)

Bollettino scientifico - Università di Pavia. (Bizzoni, 1893)

Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1988)

Bonner zoologische Monographien (Zoologisches Forschungsinstitut und Museum Alexander Koenig, 1975)

Bonner zoologische Monographien (Zoologisches Forschungsinstitut und Museum Alexander Koenig, 1997)

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

The book of the aquarium and water cabinet; or, Practical instructions on the formation, stocking, and management, in all seasons, of collections of fresh water and marine life - Hibberd, Shirley, 1825 -1890 (Groombridge, 1856)

Boston journal of natural history - Boston Society of Natural History. Museum. (Boston Society of Natural History, 1834)

Botany - Eaton, Daniel Cady, 1834 -1895 (Govt. Print. Off, 1871)

Botany : I. Lower Cryptogamia. II. Phanerogamia of the Pacific Coast of North America - Gray, Asa, 1810 -1888 (Printed by C. Sherman, 1874)

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, 1877)

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, 1915)

British beetles: an introduction to the study of our indigenous Coleoptera - Rye, E. C. (Edward Caldwell), 1832 -1885 (L. Reeve & Co, 1866)

British beetles. Transferred from Curtis's British entomology - Curtis, John, 1791 -1862 (Bell and Daldy, 1863)

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 (1932)

British butterflies, moths & beetles - Kirby, W. F. (William Forsell), 1844 -1912 (Sonnenschien, 1885)

The British Coleoptera delineated - Shuckard, William Edward, 1802 -1868 (W. Crofts, 1840)

The British Coleoptera delineated, consisting of figures of all the genera of British beetles - Shuckard, William Edward, 1802 -1868 (H.G. Bohn, 1861)

The British Coleoptera delineated, consisting of figures of all the genera of British beetles - Shuckard, William Edward, 1802 -1868 (W. Crofts, 1840)

The British cyclopaedia of natural history; combining a scientific classification of animals, plants, and minerals, with a popular view of their habits, economy, and structure. By authors eminent in their particular department - Partington, Charles Frederick, 1857? (Orr & Smith, 1835)

The British cyclopædia of natural history: combining a scientific classification of animals, plants, and minerals ... - Partington, Charles Frederick, 1857? (Orr & Smith, 1835)

The British encyclopedia, or, Dictionary of arts and sciences : comprising an accurate and popular view of the present improved state of human knowledge - Nicholson, William, 1753 -1815 (Printed by C. Whittingham, for Longman, Hurst, Rees, and Orme [and 21 others], 1809)

British entomology : being illustrations and descriptions of the genera of insects found in Great Britain and Ireland: containing coloured figures from nature of the most rare and beautiful species, and in many instances of the plants upon which they are found - Curtis, John, 1791 -1862 (Printed for the author, 1829)