Trade price list : January, 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J. Jenkins & Son, 1932)

Trade price list : January 24, 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J. Jenkins & Son, 1930)

Trade price list : January 28, 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J. Jenkins & Son, 1929)

Trade price-list of garden, flower, tree, agricultural and herb seeds : also a select list of gladioli and other spring bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J.M. Thorburn & Co, 1901)

Trade price-list of seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J.M. Thorburn & Co, 1905)

Trade price-list of seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J.M. Thorburn & Co, 1908)

Trade price-list of seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J.M. Thorburn & Co, 1902)

Trade price list : spring 1914 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Forestry Company, 1914)

Trade price list : spring 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Park Valley Nurseries, 1930)

Trade price list : spring 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Park Valley Nurseries, 1931)

Trail & landscape - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1969)

Trail & landscape - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1977)

Trail & landscape - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1982)

Trail & landscape - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1992)

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

Trail & landscape - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2004)

Trail & landscape - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2007)

Trail & landscape - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2016)

Traitde physiologie consid comme science d'observation - Jourdan, A.-J.-L. (Antoine Jacques Louis), 1788 -1848 (J.B. Baillie, 1837)

Traité d'entomologie forestière à l'usage des forestiers, des reboiseurs et des propritaries de bois - Barbey, Auguste, 1872 -1948 (Berger-Levrault, 1913)

Traité de botanique - Van Tieghem, Phillippe Édouard Léon, 1839 -1914 (s.n, 1892)

Traité de paléontologie - Schimper, Wilhelm-Philippe, 1808 -1880 (Octave Doin, 1883)

Traité de paléontologie végétale, ou, La flore du monde primitif dans ses rapports avec les formations géologiques et la flore du monde actuel. Avec un atlas de 100 ì.e. 110 planches grand inquarto lithographiées - Schimper, Wilhelm-Philippe, 1808 -1880 (J.G. Bailliere, 1869)

Traité de sylviculture - Boppe, Lucien, 1834 -1907 (Berger-Levrault, 1889)

Traité de sylviculture - Boppe, Lucien, 1834 -1907 (Berger-Levrault et Cie, Libraires-Éditeurs, 5 Rue des Beaux-Arts, 1889)

Traité des arbres & arbrisseaux, forestiers, industriels et d'ornement, cultivés ou exploités en Europe et plus particulièrement en France, donnant la description et l'utilisation de plus de 2400 espèces et 2000 variètès - Mouillefert, P. (Pierre), 1846 -1903 (Librairie des sciences naturelles, 1898)

Traité des plantes médicinales indigènes, précédé d'un cours de botanique - Bossu, Antonin, 1809 -1898 (L'auteur [etc.], 1854)

Traité général des conifères; ou, Description de toutes les espèces et variétés de ce genre aujourd'hui connues, avec leur synonymie, l'indication des procédés de culture et de multiplication qu'il convient de leur appliquer - Carrière, E.-A. (Elie-Abel), 1818 -1896 (Chez l'Auteur, 1867)

Traité général des conifères ou déscription de toutes les espèces et variétés aujourd'hui connues, avec leur synonymie, l'indication des procédés de culture et de multiplication qu'il convient de leur appliquer - Carrière, E.-A. (Elie-Abel), 1818 -1896 (1855)

Traité pratique de sylviculture: Les forêts - Boppe, Lucien, 1834 -1907 (J.-B. Baillière et fils, 1901)

Traité pratique des arbres résineux conifères a grandes dimensions : que lon peut cultiver en futaie dans les climats tempérès - Chambray, Georges, marquis de, 1783 -1848 (Pillet, 1845)

Traité pratique du reboisement et du gazonnement des montagnes - Demontzey, P. (Prosper), 1831 -1898 (J. Rothschild, 1882)

Traité pratique et raisonné de l'emploi des plantes medicinales indigènes - Cazin, François-Joseph, 1788 -1864 (Chez l'auteur, 1850)

Traité pratique et raisonné des plantes médicinales indigènes, avec un atlas de 200 planches lithographiées - Cazin, Henri. (P. Asselin, 1868)

Traité de botanique générale - Hérincq, F. (François), 1820 -1891 (Abel Pilon et cie, éditeurs, 33 rue de fleurs, 33, 1860)

Traité général des conifères : ou, Description de toutes les espèces et variétés aujourd'hui connues, avec leur synonymie, l'indication des procédés de culture et de multiplication qu'il convient de leur appliquer - Carrière, E.-A. (Elie-Abel), 1818 -1896 (Chez l'Auteur, 1855)

Transactions & Proceedings of the Perthshire Society of Natural Science - Perthshire Society of Natural Science. (1886)

Transactions & Proceedings of the Perthshire Society of Natural Science - Perthshire Society of Natural Science. (1893)

Transactions & Proceedings of the Perthshire Society of Natural Science - Perthshire Society of Natural Science. (1898)

Transactions & Proceedings of the Perthshire Society of Natural Science - Perthshire Society of Natural Science. (1908)

Transactions & Proceedings of the Perthshire Society of Natural Science - Perthshire Society of Natural Science. (1909)

Transactions & Proceedings of the Perthshire Society of Natural Science - Perthshire Society of Natural Science. (1918)

Transactions and journal of the proceedings of the Dumfriesshire and Galloway Natural History and Antiquarian Society - Dumfriesshire; Galloway Natural History; Antiquarian Society. (1892)

Transactions and journal of the proceedings of the Dumfriesshire and Galloway Natural History and Antiquarian Society - Dumfriesshire; Galloway Natural History; Antiquarian Society. (1910)

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 proceedings - Botanical Society of Edinburgh. (1841)

Transactions and proceedings of the Botanical Society of Edinburgh - Botanical Society of Edinburgh. (The Society, 1891)

Transactions and proceedings of the Botanical Society of Edinburgh - Botanical Society of Edinburgh. (The Society, 1894)

Transactions and proceedings of the Botanical Society of Edinburgh - Botanical Society of Edinburgh. (The Society, 1900)

Transactions and proceedings of the Botanical Society of Edinburgh - Botanical Society of Edinburgh. (The Society, 1905)

Transactions and proceedings of the Botanical Society of Edinburgh - Botanical Society of Edinburgh. (The Society, 1919)

Transactions and proceedings of the Botanical Society of Edinburgh - Botanical Society of Edinburgh. (The Society, 1916)

Transactions and proceedings of the Botanical Society of Edinburgh - Botanical Society of Edinburgh. (The Society, 1879)

Transactions and proceedings of the New Zealand Institute - New Zealand Institute. (New Zealand Institute, 1879)

Transactions and proceedings of the New Zealand Institute - New Zealand Institute. (New Zealand Institute, 1915)

Transactions / Lincolnshire Naturalists' Union - Lincolnshire Naturalists' Union. (Lincolnshire Naturalists' Union, 1909)

Transactions / Lincolnshire Naturalists' Union - Lincolnshire Naturalists' Union. (Lincolnshire Naturalists' Union, 1912)

Transactions / Lincolnshire Naturalists' Union - Lincolnshire Naturalists' Union. (Lincolnshire Naturalists' Union, 1920)

Transactions / Lincolnshire Naturalists' Union - Lincolnshire Naturalists' Union. (Lincolnshire Naturalists' Union, 1983)

Transactions / Lincolnshire Naturalists' Union - Lincolnshire Naturalists' Union. (Lincolnshire Naturalists' Union, 1986)

Transactions / Lincolnshire Naturalists' Union - Lincolnshire Naturalists' Union. (Lincolnshire Naturalists' Union, 1987)

Transactions of the Academy of Science of St. Louis - Academy of Science of St. Louis. (Academy of Science of St. Louis], 1878)

Transactions of the Academy of Science of St. Louis - Academy of Science of St. Louis. (Academy of Science of St. Louis], 1899)

Transactions of the Academy of Science of St. Louis - Academy of Science of St. Louis. (Academy of Science of St. Louis], 1942)

Transactions of the American Entomological Society and proceedings of the Entomological Section of the Academy of Natural Sciences - American Entomological Society. (The Society, 1882)

Transactions of the American Entomological Society - American Entomological Society. (The Society, 1869)

Transactions of the American Entomological Society - American Entomological Society. (The Society at the Academy of Natural Sciences, 1890)

Transactions of the American Philosophical Society - American Philosophical Society. (1860)

Transactions of the Botanical Society - Botanical Society of Edinburgh. (Botanical Society of Edinburgh, 1850)