Transactions of the Texas Academy of Science - Texas Academy of Science. (Academy, 1899)

Transactions of the Tyneside Naturalists' Field Club - Tyneside Naturalists' Field Club. (F. & W. Dodsworth, 1863)

Transactions of the Wagner Free Institute of Science of Philadelphia - Wagner Free Institute of Science. (Wagner Free Institute of Science of Philadelphia, 1889)

Transactions of the West Kent Natural History, Microscopical & Photographic Society - West Kent Natural History Microscopical; Photographic Society. (1903)

Transactions of the Wisconsin Academy of Sciences, Arts, and Letters - Wisconsin Academy of Sciences, Arts; Letters. (Wisconsin Academy of Sciences, Arts, and Letters, 1875)

Transactions of the Woolhope Naturalists' Field Club - Woolhope Naturalists' Field Club. (Woolhope Naturalists' Field Club, 1869)

The transactions of the Yorkshire Naturalists' Union - Yorkshire Naturalists' Union (1908)

Transactions of the Zoological Society of London - Zoological Society of London. (Published for the Zoological Society of London by Academic Press, 1877)

Transactions of the Zoological Society of London - Zoological Society of London. (Published for the Zoological Society of London by Academic Press, 1879)

Transactions of the Zoological Society of London - Zoological Society of London. (Published for the Zoological Society of London by Academic Press, 1881)

Transactions of Vassar Brothers Institute, and its Scientific Section - Vassar Brothers' Institute. (Vassar Brothers Institute, 1884)

Transunti / Reale Accademia dei Lincei - Reale Accademia dei Lincei (l'Accademia, 1876)

Tratado elemental de zoología - Berg, Cárlos, 1843 -1902 (Dornaleche y Reyes, Editores, 1893)

Travels and researches in South Africa : including a sketch of sixteen years residence in the interior of Africa, and a journey from the Cape of Good Hope to Loanda on the west coast, thence across the continent, down the River Zambesi, to the eastern ocean - Livingstone, David, 1813 -1873 (Amalgamated Press, 1905)

Travels in the interior of southern Africa - Burchell, William J. (William John), 1781 -1863 (Printed for Longman, Hurst, Rees, Orme, and Brown, 1822)

Travels in the interior of southern Africa - Burchell, William J. (William John), 1781 -1863 (Printed for Longman, Hurst, Rees, Orme, and Brown, 1824)

Travels, or, observations relating to several parts of Barbary and the Levant - Shaw, Thomas, 1694 -1751 (Printed at the Theatre, 1738)

Travels, or Observations relating to several parts of Barbary and the Levant - Shaw, Thomas, 1694 -1751 (Printed at the Theatre, 1738)

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)

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. & C. Black, 1900)

Trees of Indiana - Deam, Charles Clemon, 1865 -1953 (Fort Wayne Printing Co, 1921)

Trespass law enforcement handbook, Forest service region 1 - O'brien, Patrick J. (U.S. Government Printing Office, 1935)

Trespassers; showing how the inhabitants of earth, air, and water are enabled to trespass on domains not their own - Wood, J. G. (John George), 1827 -1889 (Seeley, Jackson and Halliday, 1875)

Treubia - Kebun Raya Indonesia. (G. Kolff, 1923)

Tribune popular science - Agassiz, Louis, 1807 -1873 (Henry L. Shepard and Co, 1874)

Trichologia mammalium; or, A treatise on the organization, properties, and uses of hair and wool; together with an essay upon the raising and breeding of sheep - Browne, Peter A. (Peter Arrell), 1782 -1860 (J.H. Jones, printer, 1853)

Der Tropenpflanzer; zeitschrift für tropische landwirtschaft (1907)

Tropical agriculturist and magazine of the Ceylon Agricultural Society - Ceylon Agricultural Society. (1894)

Trudy Geologicheskago komiteta = Mémoires du Comité géologique - Russia. Geologicheskii komitet. (Komitet, 1887)

Trudy Geologicheskago komiteta = Mémoires du Comité géologique - Russia. Geologicheskii komitet. (Komitet, 1898)

Tryonia - Academy of Natural Sciences of Philadelphia. Department of Malacology. (Dept. of Malacology, Academy of Natural Sciences of Philadelphia, 1990)

Tulane studies in zoology - Tulane University. (Tulane University, 1963)

Die Tympanalgegend des Säugetierschädels / von P.N. van Kampen - Kampen, Pieter Nicolaas van, 1878 -1937 (W. Engelmann, 1905)

Type and figured specimens of fossil vertebrates in the collection of the University of Kansas Museum of Natural History - University of Kansas. Museum of Natural History. (University of Kansas, 1986)

Types and breeds of farm animals - Plumb, Charles S. (Charles Sumner), 1860 -1939 (Ginn, 1920)

Types and breeds of farm animals - Plumb, Charles S. (Charles Sumner), 1860 -1939 (Ginn, 1906)

Types of animal life - Mivart, St. George Jackson, 1827 -1900 (Osgood, 1894)

über Raçen der landwirthschaftlichen Hausthiere - Sturm, Carl Christoph Gottlieb. (Büscher, 1825)

Ueber das System der Nagethiere : eine phylogenetische Studie - Tullberg, Tycho, 1842 -1920 (Akademische Buchdruckerei, 1899)

Ueber die geographische Vertheilung der Säugethiere - Minding, Julius (Enslin, 1829)

Ueber die Verbreitung der übriggebliebenen reste einer vorweltlichen organischen Schöpfung : insbesondere die geographische Verbreitung derselben in Vergleich mit der, der noch jetzt existirenden organischen Wesen / von Friedrich Sigismund Leuckart - Leuckart, F. S. (Friedrich Sigismund), 1794 -1843 (Universitäts-Buchandlung und Buchdruckerei der Gebr. Groos, 1835)

Uebersicht der Aemter-Vertheilung und wissenschaftlichen Thätigkeit des Naturwissenschaftlichen Vereins zu Hamburg-Altona - Naturwissenschaftlicher Verein in Hamburg. (1873)

The Uganda protectorate : an attempt to give some description of the physical geography, botany, zoology, anthropology, languages and history of the territories under British protection in East Central Africa, between the Congo Free State and the Rift valley and between the first degree of south latitude and the fifth degree of north latitude - Johnston, Harry, 1858 -1927 (Hutchinson & Co, 1904)

The Uganda protectorate; an attempt to give some description of the physical geography, botany, zoology, anthropology, languages and history of the territories under British protection in East Central Africa, between the Congo Free State and the Rift Valley and between the first degree of south latitude and the fifth degree of north latitude - Johnston, Harry, 1858 -1927 (Hutchinson & Co, 1902)

Uitgezogte Verhandelingen uit de Nieuwste Werken von de Societeiten der Wetenschappen in Europa - Societeit der Wetenschappen in Europa. (1757)

Ulyssis Aldrovandi... Historiam naturalem...de animalibus insectis libri septem... - Aldrovandi, Ulisse, 1522 -1605 (Typis Pauli Jacobi, 1618)

Ulyssis Aldrovandi ... Serpentum, et draconum historiæ libri duo - Aldrovandi, Ulisse, 1522 -1605 (apud C. Ferronium, 1640)

Unasked advice : a series of articles on horses and hunting, reprinted from "The Field" - Impecuniosus. (H. Cox, 1872)

Los Ungulados Sudamericanos - Roth, Santiago (Talleres de Publicaciones del Museo, 1903)

An universal system of natural history : including the natural history of man - Linné, Carl von, 1707 -1778 (Printed for the Proprietor : sold by Champante and Whitrow [etc.], 1794)

The University Geological Survey of Kansas - Kansas Geological Survey. (The Survey, 1897)

University of California publications in geological sciences - University of California, Berkeley. Department of Geology. (University of California Press, 1921)

University of California publications in zoology - University of California, Berkeley. (University Press, 1918)

University of Kansas publications, Museum of Natural History - University of Kansas. Museum of Natural History. (University of Kansas, 1955)

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, 1968)

University of Kansas publications, Museum of Natural History - University of Kansas. Museum of Natural History. (University of Kansas, 1966)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1935)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1941)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1943)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1945)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1947)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1962)

University of Toronto studies. Physiological series. no. 1-98. 1900-28 - University of Toronto. (University Library: Published by the Librarian, 1900)

University studies of the University of Nebraska - University of Nebraska (Lincoln campus) (1914)

The unknown horn of Africa : an exploration from Berbera to the Leopard River - James, F. L. (Frank Linsly), 1851 -1890 (G. Philip, 1890)

Unknown Mongolia : a record of travel and exploration in north-west Mongolia and Dzungaria - Carruthers, Alexander Douglas Mitchell, 1882 -1962 (Hutchinson, 1914)

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

Untersuchungen über das Pliozän und das ältesta Pleistozän Thüringens nördlich vom Thüringer Walde und westlich von der Saale / Ewald Wüst - Wüst, Ewald, 1875 -1934 (1900)

Untersuchungen uber die Entwickelungs-Gesetze der organischen Welt wahrend der Bildungs-Zeit unserer Erd-Oberflache : eine von der Franzosischen Akademie im Jahre 1857 gekronte Preisschrift, mit ihrer Erlaubniss Deutsch herausgegeben - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart'sche Verlagshandlung, 1858)

Untersuchungen über die Verbreitung des Tigers (Felis tigris) und seine Beziehungen zur Menschheit : ein Sendschreiben an den Herrn Baron A. v. Humboldt - Brandt, Johann-Friedrich, 1802 -1879 (Buchdr. der Kaiserlichen Akademie der Wissenschaften, 1856)

Untersuchungen zur Ichthyologie angestellt in der Physiologischen und Vergleichend-Anatomischen anstalt der Universitat Freiburg nebst einer Geschichte und Beschreibung dieser Institute - Ecker, Alexander, 1816 -1887 (1857)

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

La vana speculazione disingannata dal senso : lettera risponsiua circa i corpi marini, che petrificati si trouano in varij luoghi terrestri / di Agostino Scilla ... - Colicchia, Andrea, 17th cent - (Apresso Andrea Colicchia, 1670)

The variation of animals and plants under domestication - Darwin, Charles, 1809 -1882 (D. Appleton and company, 1883)

The variation of animals and plants under domestication - Darwin, Charles, 1809 -1882 (D. Appleton and Company, 1894)

The variation of animals and plants under domestication - Darwin, Charles, 1809 -1882 (Appleton, 1897)

The variation of animals and plants under domestication - Darwin, Charles, 1809 -1882 (D. Appleton and company, 1896)

The variation of animals and plants under domestication - Darwin, Charles, 1809 -1882 (John Murray, 1868)