Svenska foglarna - Åkerlund, Peter, 1835 -1871 (Tryckt hos J. & A. Riis, 1856)

Syllogeus - National Museum of Natural Sciences (Canada) (National Museum of Natural Sciences, 1981)

Sylvan spring - Heath, Francis George, 1843 -1913 (Sampson Low, Marston, Searle & Rivington, 1880)

A synopsis of the birds of North America - Audubon, John James, 1785 -1851 (Adam and Charles Black, 1839)

Synopsis of the contents of the British Museum - British Museum (Printed by G. Woodfall, 1832)

Synopsis of the parasites of vertebrates of Canada : nematodes of birds - Kennedy, Murray James, 1943 - (Alberta Agriculture, Animal Health Division, 1990)

System der Ornithologie Westafrica's - Hartlaub, Gustav, 1814 -1900 (C. Schünemann, 1857)

System of ophthalmology - Duke-Elder, Stewart, Sir, 1898 -1978 (Mosby, 1958)

Systema avium Australasianarum = A systematic list of the birds of the Australasian region - American Ornithologists' Union. (British Ornithologists' Union, 1927)

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 von Trattner, 1767)

Systema natvræ per regna tria natvræ : secvndum classes, ordines, genera, species, cvm characteribus, differentiis, synonymis, locis - Gmelin, Johann Friedrich, 1748 -1804 (Typis Academicis, 1793)

Systematic notes on Palearctic birds No. 12 Muscicapinae, Hirundinidae, and Sturnidae - Vaurie, Charles (American Museum of Natural History, 1954)

Systematische Aufzählung der Vögel Würtembergs, mit Angabe ihrer Aufenthaltsörter und ihrer Strichzeit - Landbek, Chr. Lu. (1834)

Systematische übersicht der Vögel Bayerns mit Rucksicht auf das örtliche und quantitative Vorkommen der Vögel, ihre Lebensweise, ihren zug und ihre Abänderungen - Blasius, Rudolf, 1842 -1907 (Kommissionsverlag von R. Oldenbourg, 1891)

Table des planches enluminéez d'histoire naturelle de M. D'Aubenton : avec les denominations de M.M. de Buffon, Brisson, Edwards, Linnaeus et Latham, precedé d'une notice des principaux ouvrages zoologiques enluminés - Boddaert, Pieter, 1730 -1795 ([s.n.], 1783)

Tableau des oiseaux observés dans le nord de la France - Degland, Côme Damien, 1787 -1856 (Danel, 1831)

Tableau élémentaire d'ornithologie, ou, Histoire naturelle des oiseaux que l'on rencontre communément en France : suivi d'un traité sur la manière de conserver leurs dépouilles pour en former des collections et d'un recueil de 41 planches - GERARDIN, SEBASTIEN, 1751 -1816 (Tournelsen, 1806)

Tableau élémentaire de l'histoire naturelle des animaux - Cuvier, Georges, baron, 1769 -1832 (Baudouin, imprimeur, 1798)

Tables méthodiques des oiseaux, observés dans le départment de la Haute-Garonne - Picot de Lapeyrouse, Philippe, baron, 1744 -1818 (Imprimerie de la Veuve Douladore, 1799)

Taschenbuch der deutschen Vögelkunde, oder, Kurze Beschreibung aller Vögel Deutschlands - Meyer, Bernhard, 1767 -1836 (Verlegt von Friedrich Wilmans, 1810)

Taschenbuch zum Vogelbestimmen - Floericke, Kurt, 1869 -1934 (Kosmos, 1912)

Természetrajzi Füzetek kiadja a Magyar nemzeti Muzeum - Magyar Nemzeti Múzeum. (Franklin-társulat nyomdája [etc.], 1897)

Territory in bird life - Howard, Henry Eliot, 1873 -1940 (J. Murray, 1920)

Territory in bird life - Howard, Henry Eliot, 1873 -1940 (Murray, 1920)

Territory in bird life - Howard, Henry Eliot, 1873 -1940 (E. P. Dutton, 1920)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1959)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1986)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1996)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1998)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 2000)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 2004)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 2005)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 2009)

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A text-book of agricultural zoology - Theobald, Fred. V. (Frederick Vincent), 1868 -1930 (W. Blackwood and sons, 1913)

A text-book of agricultural zoology - Theobald, Fred. V. (Frederick Vincent), 1868 -1930 (W. Blackwood and Sons, 1899)

A text-book of agricultural zoology - Theobald, Fred. V. (Frederick Vincent), 1868 -1930 (W. Blackwood and sons, 1899)

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

Text-book of zoology - Schmeil, O. (Otto), 1860 -1943 (A. and C. Black, 1901)

That's it; or, Plain teaching. An encyclopaedia of universal information, containing a thousand interesting and curious facts in nature, art, and science - Philp, Robert Kemp, 1819 -1882 (Dick & Fitzgerald, 1860)

The journal of horticulture (1899)

Thesaurus ornithologiae : Repertorium der gesammten ornithologischen Literatur und Nomenclator sämmtlicher Gattungen und Arten der Vögel, nebst Synonymen und geographischer Verbreitung - Giebel, C. (Christoph), 1820 -1881 (Brockhaus, 1875)

Thesaurus ornithologiae : Repertorium der gesammten ornithologischen Literatur und Nomenclator sämmtlicher Gattungen und Arten der Vögel, nebst Synonymen und geographischer Verbreitung - Giebel, C. (Christoph), 1820 -1881 (Brockhaus, 1877)

Die Thiere Andalusiens nach dem Resultate einer Reise zusammengestellt, nebst den Beschreibungen von 249 neuen oder bis jetzt noch unbeschriebenen Gattungen und Arten - Rosenhauer, Wilhelm Gottlob. (T. Blaesing, 1856)

Thiere der Heimath : Deutschlands Säugethiere und Vögel - Müller, Adolf, 1821 -1910 (Verlag von Theodor Fischer, 1883)

Das Thierleben der Alpenwelt : Naturansichten und Thierzeichnungen aus dem Schweizerischen Gebirge - Tschudi, Friedrich von, 1820 -1886 (J. J. Weber, 1865)

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)

Third American edition of 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 (Mitchell, Ames and White, 1818)

Thompson Yates Laboratories report - Thompson Yates Laboratories. (University Press of Liverpool, 1901)

Three summers among the birds of Russian Lapland - Pearson, Henry J., 1850 -1913 (R.H. Porter, 1904)

Three voyages of a naturalist, being an account of many little- known islands in three oceans visited by the "Valhalla," R.Y.S - Crawford, James Ludovic Lindsay, Earl of, 1847 -1913 (Witherby & Co, 1908)

The three voyages of Captain James Cook round the world - Banks, Joseph, 1743 -1820 (Printed for Longman, Hurst, Rees, Orme, and Brown, 1821)

Three voyages of a naturalist : being an account of many little-known islands in three oceans visited by the "Valhalla" R.Y.S - Crawford, James Ludovic Lindsay, Earl of, 1847 -1913 (Witherby & Co, 1908)

Three voyages of a naturalist - Crawford, James Ludovic Lindsay, Earl of, 1847 -1913 (Witherby & co, 1908)

Tidsskrift for populære fremstillinger af naturvidenskaben (P.G. Philipsens forlag, 1858)

Tierbau und tierleben in ihrem zusammenhang betrachtet - Doflein, Franz, 1873 -1924 (B. G. Teubner, 1910)

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

Tierische Schädlinge und Nützlinge für Ackerbau, Viehzucht, Wald-und Gartenbau; Lebensformen, Vorkommen, Einfluss und die Massregeln zu Vertilgung und Schutz - Bos, J. Ritzema (Jan Ritzema ), 1850 -1928 (P. Parey, 1891)

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Die Tierwelt der Schweiz in der Gegenward und in der Vergangenheit Band 1 Wirbeltiere - Goeldi, Emílio Augusto, 1859 -1917 (A. Francke, 1914)

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Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1907)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1915)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1922)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1928)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1929)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1933)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1962)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1966)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1983)

Tijdschrift voor natuurlijke geschiedenis en physiologie (1840)

Tijdschrift voor natuurlijke geschiedenis en physiologie (1843)

A topographical history of Staffordshire; including its agriculture, mines and manufactures. Memoirs of eminent natives; statistical tables; and every species of information connected with the local history of the county. With a succinct account of the rise and progress of the Staffordshire potteries - Pitt, William, 1749 -1823 (Printed by and for J. Smith, 1817)

Tori - Nihon Chogakkai (The Ornithological Society of Japan, 1915)

Tori - Nihon Chogakkai (The Ornithological Society of Japan, 1918)

A tour in Sutherlandshire : with extracts from the field-books of a sportsman and naturalist - Harvie-Brown, J. A. (John Alexander), 1844 -1916 (Douglas, 1884)

Trail & landscape - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1998)

Trail & landscape - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2001)

Trail & landscape - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2005)

Traité d'ornithologie, ou, Tableau méthodique des ordres, sous-ordres, familles, tribus, genres, sous-genres et races d'oiseaux : ouvrage entièrement neuf, formant le catalogue le plus complet des espèces réunies dans les collections publiques de la France / par R. P. Lesson - Lesson, R. P. (René Primevère), 1794 -1849 (Chez F.G. Levrault, 1831)

Traité élémentaire d'ornithologie : contenant: 1. Les principes et les généralités de cette science; 2. l'analyse du système de Linné sur les oiseaux; 3. la synonymie de Buffon; 4. les caractères des genres; 5. la description et l'histoire des espèces Européenes; suivi de l'art d'empailler les oiseaux : avec dix planches en taille-douce - Mouton-Fontenille de la Clotte, M. J. P. (Marie Jacques Philippe), 1769 -1837 (De l'Imprimerie de J.B. Kindelem, 1811)

Traité élémentaire d'ornithologie : contenant l. Les principes et les généralités de cette science ... ; suivi de L'art d'empailler les oiseaux ... - Mouton-Fontenille de la Clotte, M. J. P. (Marie Jacques Philippe), 1769 -1837 (De l'Imprimerie de J.B. Kindelem, 1811)

Traité général d'oologie ornithologique au point de vue de la classification - Des Murs, Marc Athanase Parfait Œillet, 1804 -1889 (F. Klincksieck, 1860)

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Transactions and journal of the proceedings of the Dumfriesshire and Galloway Natural History and Antiquarian Society - Dumfriesshire; Galloway Natural History; Antiquarian Society. (1912)

Transactions and journal of the proceedings of the Dumfriesshire and Galloway Natural History and Antiquarian Society - Dumfriesshire; Galloway Natural History; Antiquarian Society. (1913)

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Transactions of the Burton-on-Trent Natural History and Archaeological Society - Burton-on-Trent Natural History; Archaeological Society. (1889)

Transactions of the Clifton College Scientific Society - Clifton College Scientific Society. (1871)

Transactions of the Cumberland Association for the Advancement of Literature and Science - Cumberland Association for the Advancement of Literature; Science. (1879)

Transactions of the Cumberland Association for the Advancement of Literature and Science - Cumberland Association for the Advancement of Literature; Science. (1885)

Transactions of the East Kent Natural History Society - East Kent Natural History Society. (1885)

Transactions of the Edinburgh Field Naturalists' and Microscopical Society - Edinburgh Field Naturalists'; Microscopical Society. (The Club, 1886)

Transactions of the Edinburgh Naturalists' Field Club - Edinburgh Naturalists' Field Club. (The Club, 1881)

Transactions of the Entomological Society of London - Royal Entomological Society of London (The Society, 1909)

Transactions of the Epping Forest and County of Essex Naturalists' Field Club - Epping Forest; County of Essex Naturalists' Field Club. (1880)

Transactions of the Hertfordshire Natural History Society and Field Club - Hertfordshire Natural History Society; Field Club. (The Club, 1879)