Travels to discover the source of the Nile, in the years 1768, 1769, 1770, 1771, 1772, and 1773 : in five volumes - Bruce, James, 1730 -1794 (Printed by J. Ruthven, for G.G.J. and J. Robinson, London, 1790)

Travels to discover the source of the Nile, in the years 1768, 1769, 1770, 1771, 1772, and 1773 - Bruce, James, 1730 -1794 (Printed by J. Ruthven, for G. G. J. and J. Robinson, London, 1790)

The treasury of natural history; or, A popular dictionary of animated nature: in which the zoological characteristics that distinguish the different classes, genera, and species, are combined with a variety of interesting information illustrative of the habits, instincts, and general economy of the animal kingdom. To which are added, A syllabus of practical taxidermy, and A glossarial appendix. Embellished with nine hundred woodcuts, expressly engraved for this work - Maunder, Samuel, 1785 -1849 (Longman, Brown, Green, and Longmans, 1852)

Treatise and hand-book of orange culture in Florida - Moore, T. W. (E. R. Pelton & co, 1881)

Treatise and hand-book of orange culture in Florida, Louisiana and California - Moore, T. W. (E. R. Pelton & co, 1883)

Treatise and hand-book of orange culture in Florida, Louisiana and California - Moore, T. W. (E. R. Pelton & co, 1892)

Treatise and hand-book of orange culture in Florida, Louisiana and California - Moore, T. W. (E. R. Pelton & co, 1886)

A treatise on British song-birds : including observations on their natural habits, manner of incubation, &c - Syme, Patrick, 1774 -1845 (John Anderson, 1823)

A treatise on the geography and classification of animals - Swainson, William, 1789 -1855 (Longman, Rees, Orme, Brown, Green & Longman, Taylor, 1835)

A treatise on the geography and classification of animals - Swainson, William, 1789 -1855 (Printed for Longman, Rees, Orme, Brown, Green & Longman, 1835)

A treatise on the geography and classification of animals - Swainson, William, 1789 -1855 (Printed for Longman, Rees, Orme, Brown, Green & Longman and John Taylor, 1835)

A treatise on the geography and classification of animals - Swainson, William, 1789 -1855 (Printed for Longman, Rees, Orme, Brown, Green & Longman [etc.], 1835)

A treatise on zoology - Lankester, E. Ray Sir, (Edwin Ray), 1847 -1929 (A. and C. Black, 1909)

A treatise on zoology - Lankester, E. Ray Sir, (Edwin Ray), 1847 -1929 (A. & C. Black, 1900)

Trees, fruits, and flowers of Minnesota - Minnesota State Horticultural Society. (Minnesota State Horticultural Society, 1904)

Trinidad, its geography, natural resources, administration, present condition, and prospects - Verteuil, L. A. A. de (Cassell, 1884)

Trinidad: its geography, natural resources, administration, present condition, and prospects - De Verteuil, Louis Antoine Aimé Gaston, 1807 - (Ward and Lock, 1858)

Troisieme liure des serees - Bouchet, Guillaume, sieur de Brocourt, 1513 -1593 (Chez Ieremie Perier, tenant sa boutique sur la petite montee du Palais, 1608)

Troisiesme liure, des serees de Guillaume Bouchet sieur de Brocourt - Bouchet, Guillaume, sieur de Brocourt, 1513 -1593 (Chez Adrian Perier, à la boutique de Plantin, ruë S. Iacques, 1598)

Tropical wild life in British Guiana : zoological contributions from the Tropical Research Station of the New York Zoological Society - Beebe, William, 1877 -1962 (New York Zoological Society, 1917)

The tropical world: aspects of man and nature in the equatorial regions of the globe - Hartwig, G. (Georg), 1813 -1880 (Longmans, Green, 1873)

The tropical world: a popular scientific account of the natural history of the animal and vegetable kingdoms in the equatorial regions - Hartwig, G. (Georg), 1813 -1880 (Longman, Green, Longman, Roberts, and Green, 1863)

Trypanosomes and trypanosomiases - Mesnil, Félix 1868 -1938 (W.T. Keener, 1907)

Trypanosomes et trypanosomiases / par A. Laveran et F. Mesnil - Mesnil, Félix 1868 -1938 (1912)

Turner on birds : a short and succinct history of the principal birds noticed by Pliny and Aristotle first published by Doctor William Turner, 1544 - Evans, A. H. (Arthur Humble) (University Press, 1903)

Turner on birds; a short and succinct history of the principal birds noticed by Pliny and Aristotle, first published by Doctor William Turner, 1544 - Evans, A. H. (Arthur Humble) (University Press, 1903)

Turner on birds - Evans, A. H. (Arthur Humble) (University press, 1903)

Turner on birds: a short and succinct history of the principal birds noticed by Pliny and Aristotle first published by Doctor William Turner, 1544 - Evans, A. H. (Arthur Humble) (University press, 1903)

Het tweede deel of vervolg van het wondertooneel der natuur, ofte een korte beschrijvinge zo van bloedelooze, zwemmende, vliegende, kruipende, en viervoetige geklaauwde eijerleggende dieren, als van hoornen, schulpen, koraalen, zee-heesters, metallijkende en in steen veranderde dingen, enz. van de welke een zeer groote meenigte word bevat in de kabinetten van - Vincent, Levinus, 1658 -1727 (gedrukt voor den auteur, en zijn te bekoomen bij Gerard Valk op den Dam, en Joannes van Leeuwen in de Gsthuis-Moolen-steeg, 1715)

Two trips to gorilla land and the cataracts of the Congo - Burton, Richard Francis, Sir, 1821 -1890 (S. Low, Marston, Low, and Searle, 1876)

Type-specimens of birds in the British Museum (Natural History) - British Museum (Natural History) (BM(NH), 1973)

Typescript transcript of selections made from William Brewster's journal - Brewster, William, 1851 -1919 (1894)

Über das System und die Charakteristik der natürlichen Familien der Vögel - Fitzinger, Leopold Joseph, 1802 -1884 (Kais. Kön. Hof- und Staatsdruckerei, 1856)

Über die Entstehung der Arten im Thier- und Pflanzen-Reich durch natürliche Züchtung, oder, Erhaltung der vervollkommneten Rassen im Kampfe um's Daseyn : nach der dritten Englischen Auflage und mit neueren Zusätzen des Verfassers für diese deutsche Ausgabe - Darwin, Charles, 1809 -1882 (E. Schweizerbart'sche Verlagshandlung, 1863)

Über einige Vögel von Chili : beobachtet im März und anfang April 1827 / von F. H. von Kittlitz - Kittlitz, F. H. v. (Friedrich Heinrich von), 1799 -1874 (Académie impériale des sciences, 1827)

Übersicht des arachnidensystems - Koch, C. L. (Carl Ludwig), 1778 -1857 (C.H. Zeh [etc.], 1850)

Ueber den Waldbau, mit vorzüglicher Rücksicht auf die Gebirgs-Forste von Deutschland in Notizen und Bemerkungen auf seiner praktischen Laufbahn gesammelt und hrsg. von Ernst Thiersch - Thiersch, Ernst (Fleischer, 1823)

Under the waves : or, The hermit-crab "in society" - Chiswick Press. (Sampson Low, Son, and Marston, 1865)

The universal kinship - Moore, J. Howard (John Howard), 1862 - (C. H. Kerr & company, 1906)

The universal kinship - Moore, J. Howard (John Howard), 1862 - (Charles H. Kerr & Co, 1906)

The universal kinship - Moore, John Howard, 1862 -1916 (C. H. Kerr & company, 1916)

The universe: or, The infinitely great and the infinitely little - Pouchet, F.-A. (Félix-Archimède), 1800 -1872 (C. Scribner, 1870)

The universe; or, The infinitely great and the infinitely little - Pouchet, F.-A. (Félix-Archimède), 1800 -1872 (Blackie, 1874)

The universe, or, The wonders of creation. The infinitely great and the infinitely little - Pouchet, F.-A. (Félix-Archimède), 1800 -1872 (H. Hallett and company, 1883)

University of California publications in zoology - University of California, Berkeley. (University Press, 1908)

University of California publications in zoology - University of California, Berkeley. (University Press, 1912)

University of California publications in zoology - University of California, Berkeley. (University Press, 1913)

University of Kansas publications, Museum of Natural History - University of Kansas. Museum of Natural History. (University of Kansas, 1947)

University of Kansas publications, Museum of Natural History - University of Kansas. Museum of Natural History. (University of Kansas, 1946)

University of Kansas publications, Museum of Natural History - University of Kansas. Museum of Natural History. (University of Kansas, 1951)

University of Kansas publications, Museum of Natural History - University of Kansas. Museum of Natural History. (University of Kansas, 1954)

University of Kansas publications, Museum of Natural History - University of Kansas. Museum of Natural History. (University of Kansas, 1956)

University of Kansas publications, Museum of Natural History - University of Kansas. Museum of Natural History. (University of Kansas, 1958)

University of Kansas publications, Museum of Natural History - University of Kansas. Museum of Natural History. (University of Kansas, 1959)

University of Kansas publications, Museum of Natural History - University of Kansas. Museum of Natural History. (University of Kansas, 1965)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1944)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1954)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1956)

Untersuchungen über die Fauna Peruana - Humboldt, Alexander von, 1769 -1859 (Scheitlin und Zollikofer, 1844)

Untersuchungen über die Gesichtsmuskulatur der Primaten - Ruge, Georg, 1852 - (W. Engelmann, 1887)

Untersuchungen zur Morphologie und Systematik der Vögel, zugleich ein Beitrag zur Anatomie der Stütz- und Bewegungsorgane - Fürbringer, Maximilian, 1846 -1920 (T. van Holkema, 1888)

Upland and meadow : a Poaetquissings chronicle - Abbott, Charles Conrad, 1843 -1919 (Harper & Brothers, 1886)

Useful birds and their protection. Containing brief descriptions of the more common and useful species of Massachusetts, with accounts of their food habits, and a chapter on the means of attracting and protecting birds - Massachusetts. State Board of Agriculture. (1907)

Useful birds and their protection. Containing brief descriptions of the more common and useful species of Massachusetts, with accounts of their food habits, and a chapter on the means of attracting and protecting birds - Massachusetts. State Board of Agriculture. (1913)

Variation in animals and plants - Vernon, Horace Middleton, 1870 - (H. Holt, 1903)

Variation in animals and plants - Vernon, Horace Middleton, 1870 - (H. Holt and company, 1902)

Variation in Bonasa umbellus, with particular reference to the species in Canada east of the Rockies - Snyder, L. L. (Lester Lynne), 1894 - (Printed by the University of Toronto Press, 1946)

The variation of animals in nature - Robson, G. C. (Guy Coburn), 1888 -1945 (Longmans, Green and co, 1936)

Vega-expeditionens vetenskapliga iakttagelser bearbetade af deltagare i resan och andra forskare - Nordenskiöld, A. E. (Adolf Erik), 1832 -1901 (F. & G. Beijers förlag, 1887)

Vera Cruz, circa 1940 and undated - Wetmore, Alexander, 1886 -1978 (1940)

Die Verbreitung der Voegel auf der Erde - Palacký, Jan, 1830 -1908 (Wallishausser'sche K.K. Hof-Buchhandlung, 1885)