Systema helminthum / auctore Carolo Mauritio Diesing ... Sumptibus Academiae caesareae scientiarum - Diesing, Karl Moritz, 1800 -1867 (W. Braumüller, 1851)

Systema naturae per regna tria naturae : secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis - Linné, Carl von, 1707 -1778 (Typis Ioannis Thomae, 1767)

Systema naturae per regna tria naturae, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis - Linné, Carl von, 1707 -1778 (Typis Ioannis Thomae von Trattner, 1767)

Systematic results of the study of North American land mammals to the close of the year 1900 - Miller, Gerrit S. Jr. (Gerrit Smith), 1869 -1956 (Society of Natural History, 1901)

Systematic results of the study of North American land mammals during the years 1901 and 1902 - Miller, Gerrit S. Jr. (Gerrit Smith), 1869 -1956 (Society of Natural History, 1903)

A systematic review of the Nearctic and Neotropical River otters (genus Lutra, Mustelidae Carnivora) - Royal Ontario Museum. (Royal Ontario Museum, 1972)

A systematic treatise on comparative physiology, introductory to the physiology of man - Tiedemann, Friedrich, 1781 -1861 (Published by John Churchill and Thos. Kaye, 1834)

Systematische Phylogenie ... - Haeckel, Ernst, 1834 -1919 (G. Reimer, 1895)

Systematische Uebersicht der Thiere Brasiliens : welche während einer Reise durch die Provinzen von Rio de Janeiro und Minas geraës gesammlt oder beobachtet Wurden - Burmeister, Hermann, 1807 -1892 (G. Reimer, 1854)

Tabula affinitatum animalium olim academico specimine edita : nunc uberiore commentario illustrata cum annotationibus ad historiam naturalem animalium augendam facientibus - Hermann, Johann, 1738 -1800 (Impensis Joh. Georgii Treuttel, Bibliopolae, 1783)

The Technologist (Kent & Co, 1862)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1949)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1950)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1953)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1954)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1958)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1972)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1977)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1981)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1984)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1987)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1989)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1990)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1993)

Texas nature observations and reminiscences - Menger, Rudolph, 1851 -1921 (Guessaz & Ferlet Company, 1913)

A text-book of materia medica and therapeutics : characteristic, analytical, and comparative - Cowperthwaite, A. C. (Allen Corson), 1848 -1926 (Gross & Delbridge, 1891)

Text-book of palaeontology - Eastman, Charles Rochester, 1868 -1918 (Macmillan, 1925)

A text-book of the principles of animal histology - Dahlgren, Ulric, 1870 - (The Macmillan Company, 1908)

Text book of vertebrate zoology - Kingsley, J. S. (John Sterling), 1854 -1929 (H. Holt and Company, 1899)

Text book of vertebrate zoology - Kingsley, J. S. (John Sterling), 1854 -1929 (H. Holt, 1899)

Text book of veterinary medicine - Law, James, 1838 -1921 (J. Law, 1902)

Text book of veterinary medicine - Law, James, 1838 -1921 (The author, 1896)

Text book of veterinary medicine, v. 1-5 - Law, James, 1838 -1921 (The author, 1906)

Text book of zoology - Boas, J. E. V. (Johan Erik Vesti), 1855 -1935 (Sampson Low, Marston, 1896)

Text-book of zoology for junior students - Nicholson, Henry Alleyne, 1844 -1899 (1888)

Text-book of zoology for schools and colleges - Nicholson, Henry Alleyne, 1844 -1899 (D. Appleton and Co, 1884)

Textbook of zoology - Potter, George Edwin, 1898 - (Mosby, 1947)

Das Thierreich eingetheilt nach dem Bau der Thiere als Grundlage ihrer Naturgeschichte und der vergleichenden Anatomie - Cuvier, Georges, baron, 1769 -1832 (J.S. Cotta, 1821)

Das Thierreich eingetheilt nach dem Bau der Thiere als Grundlage ihrer Naturgeschichte und der vergleichenden Anatomie - Cuvier, Georges, baron, 1769 -1832 (J.S. Cotta, 1825)

Das Thierreich, geordnet nach seiner Organisation : als Grundlage der Naturgeschichte der Thiere und Einleitung in die vergleichende Anatomie - Cuvier, Georges, baron, 1769 -1832 (F.A. Brockhaus, 1831)

Das Thierreich geordnet nach seiner Organisation : als Grundlage der Naturgeschichte der Thiere und als Einleitung in die vergleichende Anatomie - Cuvier, Georges, baron, 1769 -1832 (Druck und Verlage von G. Reimer, 1846)

Das Thierreich in seinen Hauptformen - Diehl, Johann Philipp, (Verlag von Johann Philipp Diehl, 1835)

Das Thierreich in seinen Hauptformen systematisch beschrieben - Kaup, J. J. (Johann Jacob), 1803 -1873 (Diehl, 1835)

Das Thierreich nach den Verwandtschaften und Uebergängen in den Klassen und Ordnungen desselben - Gravenhorst, J. L. C. (Johann Ludwig Christian), 1777 -1857 (Druck und Verlag von Grass, Barth und Comp, 1845)

Thomas Pennant's Allgemeine Uebersicht der vierfüssigen Thiere - Pennant, Thomas, 1726 -1798 (Im Verlage des Industrie-Comptoir's, 1800)

Through the heart of Patagonia - Rendle, A. B. (Alfred Barton), 1865 -1938 (D. Appleton and company, 1902)

Tidsskrift for populære fremstillinger af naturvidenskaben (P.G. Philipsens forlag, 1873)

Tierbau und tierleben in ihrem zusammenhang betrachtet - Doflein, Franz, 1873 -1924 (B. G. Teubner, 1914)

Tierleben : allgemeine Kunde des Tierreichs - Brehm, Alfred Edmund, 1829 -1884 (Bibliographisches Institut, 1911)

Das Tierreich - Heck, Ludwig, 1860 -1951 (W. Pauli, 1894)

Tijdschrift voor natuurlijke geschiedenis en physiologie (1840)

Trabalhos da commissão scientifica de exploração - Brazil. Commissão Scientifica de Exploracão. (Typographia universal de Laemmert, 1862)

Trade price list. 1919 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jerome B. Rice Seed Co, 1919)

Trade price list. 1918 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jerome B. Rice Seed Co, 1918)

Trade price list : 1920 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jerome B. Rice Seed Co, 1920)

Trade price list : 1921 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jerome B. Rice Seed Co, 1921)

Trade price list : 1922 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jerome B. Rice Seed Co, 1922)

Trade price list : 1923 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jerome B. Rice Seed Co, 1923)

Trade price list : 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jerome B. Rice Seed Co, 1924)

Trade price list : 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jerome B. Rice Seed Co, 1925)

Trade price list : 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jerome B. Rice Seed Co, 1926)

Trade price list : 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jerome B. Rice Seed Co, 1927)

Trade price list : 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jerome B. Rice Seed Co, 1928)

Trade price list : 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jerome B. Rice Seed Co, 1930)

Trade price list, 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Continental Seed Company, 1932)

Trade price list, 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jerome B. Rice Seed Co, 1934)

Traité de zoologie médicale et agricole / par A. Railliet - Railliet, A. (Alcide Louis Joseph), 1852 -1930 (Asselin et Houzeau, 1895)

Traité de zoologie - Claus, Carl, 1835 -1899 (F. Savy, 1884)

Traité élémentaire de paléontologie; ou, Histoire naturelle des animaux fossiles, considérés dans leurs rapports zoologiques et géologiques - Pictet, François Jules, 1809 -1872 (Langlois et Leclerq, 1844)

Transactions - American Microscopical Society (1879)

Transactions of the Canadian Institute - Canadian Institute (1849-1914) (Canadian Institute, 1914)

Transactions of the Entomological Society of London - Royal Entomological Society of London (The Society, 1903)

Transactions of the Illinois State Academy of Science - Illinois State Academy of Science. (Illinois State Academy of Science [etc.], 1962)

Transactions of the Illinois State Academy of Science - Illinois State Academy of Science. (Illinois State Academy of Science [etc.], 1969)

Transactions of the Illinois State Academy of Science - Illinois State Academy of Science. (Illinois State Academy of Science [etc.], 1974)

Transactions of the Kansas Academy of Science - Kansas Academy of Science. (Geo. W. Martin, 1875)

Transactions of the Kentucky Academy of Science - Jillson, Willard Rouse, 1890 - (Kentucky Academy of Science, 1965)

Transactions of the Kentucky Academy of Science - Jillson, Willard Rouse, 1890 - (Kentucky Academy of Science, 1974)

Transactions of the Linnaean Society of New York - Linnaean Society of New York (The Society, 1882)

Transactions of the Linnean Society of London - Linnean Society of London. ([The Society], 1791-1875, 1822)

Transactions of the Maryland Academy of Sciences - Maryland Academy of Sciences. (The Academy, 1900)

Transactions of the San Diego Society of Natural History - San Diego Society of Natural History. (The Society, 1964)