Contributions from the Botanical Laboratory of the University of Pennsylvania - University of Pennsylvania. Botanical Laboratory. (University of Pennsylvania Press, 1911)

Contributions from the Gray Herbarium of Harvard University - Harvard University. Gray Herbarium. (Harvard University, 1921)

Contributions from the Gray Herbarium of Harvard University - Harvard University. Gray Herbarium. (Harvard University, 1938)

Contributions from the Gray Herbarium of Harvard University - Harvard University. Gray Herbarium. (Harvard University, 1940)

Contributions from the Gray Herbarium of Harvard University - Harvard University. Gray Herbarium. (Harvard University, 1941)

Contributions from the herbarium of the Geological Survey of Canada - Geological Survey of Canada (s.n.], 1894)

Contributions from the New York Botanical Garden - New York Botanical Garden (The Garden, 1902)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1890)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1891)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1897)

Contributions of the Maclurian Lyceum to the arts and sciences - Peale, Titian Ramsay, 1799 -1885 (Sold for the Maclurian Lyceum by J. Dobson, 1827)

Contributions to a revision of the North American beavers, otters and fishers - American Philosophical Society. (The Society, 1898)

Contributions to Canadian biology - Biological Board of Canada. (Biological Board of Canada, 1917)

Contributions to Canadian biology : being studies from the Marine Biological Station of Canada - Canada. Department of Marine; Fisheries. (s.n.], 1901)

Contributions to Canadian botany - Macoun, James Melville, 1862 -1920 (s.n, 1895)

Contributions to Canadian botany - Macoun, James Melville, 1862 -1920 ([s. n.], 1894)

Contributions to Canadian natural history - Bell, Robert, 1841 -1917 (Lovell, 1860)

Contributions to Canadian natural history - Geological Survey of Canada (s.n.], 1860)

Contributions to the anatomy and development of the salivary glands in the mammalia (Columbia Univ. Pr, 1913)

Contributions to the extinct vertebrate fauna of the western territories - Leidy, Joseph, 1823 -1891 (Govt. Print. Off, 1873)

Contributions to the fossil flora of the western territories ... - Lesquereux, Léo, 1806 -1889 (Govt. Print. Off, 1874)

Contributions to the natural history of Alaska. Results of investigations ... in the Yukon district and the Aleutian islands; conducted under the auspices of the Signal service, United States Army, extending from May, 1874, to August, 1881 ... - Turner, Lucien M. (Lucien McShan) (Govt. Print. Off, 1886)

Contributions to the natural history of the Bermudas. Vol. I - Goode, G. Brown (George Brown), 1851 -1896 (Govt. print. off, 1884)

Contributions to the natural history of the Lepidoptera of North America ... - Barnes, William, 1860 -1930 (The Review press, 1912)

Cooperative economic insect report - United States. Bureau of Entomology; Plant Quarantine. (Plant Protection and Quarantine Programs Animal and Plant Health Service, 1974)

The Cottage gardeners' dictionary : describing the plants, fruits, and vegetables desirable for the garden, and explaining the terms and operations employed in their cultivation ; with an alphabetical list of synonymes - Johnson, George William, 1802 -1886 (Henry G. Bohn, 1863)

The Cottage Gardens nursery book : a complete descriptive catalogue of all the horticultural products grown and offered for sale by - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Cottage Gardens Company, 1904)

The cotton question - Barbee, Wm. J. (William J.), 1816 -1892 (Metropolitan record office, 1866)

The cotton question : the production, export, manufacture, and consumption of cotton : a condensed treatise on cotton in all its aspects, agricultural, commercial, and political - Barbee, Wm. J. (William J.), 1816 -1892 (Metropolitan Record Office, 1866)

A course in botany and pharmacognosy - Kraemer, Henry, 1868 -1924 ([Press of Edward Stern], 1902)

Cranberries; : the national cranberry magazine (Taylor Pub. Co. [etc.], 1936)

Cretaceous fauna of southern India - Stoliczka, Ferdinand, 1838 -1874 (Geological Survey Office, 1871)

Cretaceous reptiles of the United States - Leidy, Joseph, 1823 -1891 (Smithsonian Institution, 1865)

Cruise of the revenue steamer Corwin in Alaska and the N. W. Arctic ocean in 1881 ... Notes and memoranda ... - Bean, Tarleton H. (Tarleton Hoffman), 1846 -1916 (Govt. Print. Off, 1883)

Culture methods for invertebrate animals - Galtsoff, Paul S. (Paul Simon), 1887 -1979 (Dover Publications, 1959)

Curtis's botanical magazine - Hooker, Joseph Dalton, 1817 -1911 (Academic Press [etc.], 1883)

Curtis's botanical magazine - Hooker, Joseph Dalton, 1817 -1911 (Academic Press [etc.], 1906)

Curtiss' West Indian plants. Series I-III - Curtiss, Allen Hiram, 1845 -1907 (A.H. Curtiss, 1902)

Cuvier's animal kingdom : arranged according to its organization - Cuvier, Georges, baron, 1769 -1832 (Orr and Smith, 1834)

The cyclopaedia of anatomy and physiology - Todd, Robert Bentley, 1809 -1860 (Longman, Brown, Green, Longmans, & Roberts, 1852)

The cyclopædia; or, Universal dictionary of arts, sciences, and literature - Rees, Abraham, 1743 -1825 (Longman, Hurst, Rees, Orme & Brown [etc.], 1819)

Cyclopedia of American horticulture, comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers, and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches - Bailey, L. H. (Liberty Hyde), 1858 -1954 (Macmillan, 1900)

Cyclopedia of American horticulture : comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers, and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches - Bailey, L. H. (Liberty Hyde), 1858 -1954 (Macmillan, 1906)

Cyclopedia of American horticulture, comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches - Bailey, L. H. (Liberty Hyde), 1858 -1954 (The Macmillan company, 1909)

Cyclopedia of American horticulture, comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches, and a synopsis of the vegetable kingdom - Bailey, L. H. (Liberty Hyde), 1858 -1954 (Doubleday, Page & Company, 1906)

Darwinism : an exposition of the theory of natural selection, with some of its applications - Wallace, Alfred Russel, 1823 -1913 (Macmillan, 1889)

De Helminthibus acanthocephalis; commentatio historico-anatomica. Adnexo recensu animalum, in Museo vindobonensi circa helminthes dissectorum, et singularum speciocrum harum in illis repertarum - Westrumb, August H. L. (1821)

Denkschriften der Kaiserlichen Akademie der Wissenschaften / Mathematisch-Naturwissenschaftliche Classe - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (Aus der Kaiserlich-Königlichen Hof- und Staatsdruckerei, 1852)

The descent of man, and selection in relation to sex - Darwin, Charles, 1809 -1882 (Princeton University Press, 1981)

The descent of man, and selection in relation to sex - Darwin, Charles, 1809 -1882 (D. Appleton and Co, 1873)

The descent of man, and selection in relation to sex - Darwin, Charles, 1809 -1882 (D. Appleton and company, 1871)

Description des principaux parcs et jardins de l'Europe : avec des remarques sur le jardinage et les plantations : ouvrage enrichi d'estampes = Bildliche und beschreibende Darstellung der vorzüglichsten Natur und Kunstgärten in Europa : mit Bemerkungen über Gartenkunst und Anpflanzungen : aus dem Französischen - Schindelmayer, Karl Robert, ca 1769 -1839 (s.n.], 1812)

Description des reptiles nouveaux, ou, Imparfaitement connus de la collection du Muséum d'histoire naturelle et remarques sur la classification et les caractères des reptiles - Duméril, Auguste Henri André, 1812 -1870 (Muséum d'histoire naturelle, 1852)

Descriptiones animalium quae in itinere ad Maris Australis terras per annos 1772, 1773 et 1774 suscepto - Deutsche Akademie der Wissenschaften zu Berlin. (Ex Officina Academica, 1844)

Descriptions of terrestrial shells of North America - Binney, W. G. (William Greene), 1833 -1909 (Childs & Peterson, 1856)

Descriptive and illustrated catalogue and manual of Royal Palm Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Royal Palm Nurseries, 1893)

Descriptive and illustrated catalogue and manual of Royal Palm Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Royal Palm Nurseries, 1894)

Descriptive and illustrated catalogue of Royal Palm Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Royal Palm Nurseries, 1895)

Descriptive and price catalogue : 1915-1916 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (MacRorie-McLaren Co, 1915)

Descriptive and price catalogue of MacRorie-McLaren Co. : season of 1924-1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (MacRorie-McLaren Co, 1924)

Descriptive catalog : fruit and ornamental trees, roses, vines, shrubs, small fruits - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Chico Nursery Company, 1917)

Descriptive catalog : fruit and ornamental trees, roses, vines, shrubs, small fruits - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Chico Nursery Company, 1916)

Descriptive catalog : fruit and ornamental trees, roses, vines, shrubs, small fruits - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Chico Nursery Co, 1911)

Descriptive catalog : fruit and ornamental trees, roses, vines, shrubs, small fruits - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Chico Nursery Company, 1918)

Descriptive catalog of fruit, nut and shade trees : ornamental stock, berries, vines, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Toppenish Nursery Co, 1912)

Descriptive catalog of fruit, nut and shade trees, ornamental stock, berries, vines, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Toppenish Nursery Co, 1913)

Descriptive catalogue and price-list of the Glen Saint Mary Nurseries - Glen Saint Mary Nurseries Company. (Glen Saint Mary Nurseries Co, 1912)

Descriptive catalogue : fruit and forest trees, vines and shrubs, palms and choice roses - Roeding, George Christian, 1868 -1928 (George C. Roeding, 1904)

Descriptive catalogue : fruit, forest and ornamental trees, raisin, wine and table grapes, roses, palms, vines and shrubs, eucalyptus for timber culture - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (S.W. Marshall & Son, 1915)

A descriptive catalogue of deciduous and citrus fruit trees, grape vines and small fruits, ornamental trees and vines, fine palms and roses : 1903-1904 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fresno Nurseries, 1904)

Descriptive catalogue of deciduous and citrus fruit trees, grape vines and small fruits, ornamental trees and vines, fine palms and roses - Fresno Nurseries. (Fresno Nurseries, 1903)

Descriptive catalogue of deciduous and citrus fruit trees, grape vines and small fruits, ornamental trees and vines, fine palms and roses - Fresno Nurseries. (Fresno Nurseries, 1918)

Descriptive catalogue of deciduous and citrus fruit trees, grape vines and small fruits, ornamental trees and vines, fine palms and roses - Fresno Nurseries. (Fresno Nurseries, 1919)

Descriptive catalogue of deciduous and citrus fruit trees grape vines, small fruits ornamental trees shrubs, roses and palms - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Fresno Nursery Co., Inc, 1905)

Descriptive catalogue of deciduous and evergreen trees, roses, shrubs and vines, perennials, fruit trees and fruit plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bloodgood Nurseries, 1904)

Descriptive catalogue of Forest Nursery Company - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Standard Printing House, 1923)

Descriptive catalogue of Forest Nursery Company - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Standard Printing House, 1922)

A descriptive catalogue of fruit and forest trees, vines and shrubs, choice palms and roses - Roeding, George Christian, 1868 -1928 (Fancher Creek Nurseries, Incorporated, 1903)

Descriptive catalogue of fruit and ornamental trees : grape vines, small fruits, shrubs, plants, roses, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Oregon Nursery Co, 1904)

Descriptive catalogue of fruit and ornamental trees, shrubs, roses, evergreens, hardy flowering plants, etc. cultivated and for sale at the Fruitland Nurseries, Augusta, GA - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jas. L. Gow, 1883)

Descriptive catalogue of fruit and ornamental trees, shrubs, roses, evergreens, flowering plants, etc. cultivated and for sale at the Fruitland Nurseries, Augusta, GA - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fruitland Nurseries, 1875)

Descriptive catalogue of fruit and ornamental trees, shrubs, small fruits, vines, roses, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Salem Nursery Company, 1911)

Descriptive catalogue of fruit and ornamental trees, shrubs, roses, vines, small fruits, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Oregon Nursery Company, 1913)

Descriptive catalogue of fruit and ornamental trees : shrubs, roses, vines, small fruits, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Oregon Nursery Company, 1906)

Descriptive catalogue of fruit and ornamental trees : shrubs, roses, vines, small fruits, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Oregon Nursery Co, 1911)

Descriptive catalogue of fruit and ornamental trees : shrubs, roses, vines, small fruits, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Oregon Nursery Co, 1905)

Descriptive catalogue of fruit and ornamental trees, shrubs, roses, evergreens, flowering plants, etc. cultivated and for sale at the Fruitland Nurseries, Augusta, GA - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fruitland Nurseries, 1881)

Descriptive catalogue of fruit, nut and ornamental trees, small fruits, shrubs, roses, vines : wholesale and retail - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Oregon Nursery Company, 1917)

Descriptive catalogue of the Albany Nurseries (Incorporated) - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Meade Printing Company, 1917)

Descriptive catalogue of the Albany Nurseries (Incorporated) - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Meade, the Printer, 1915)

A descriptive catalogue of the geodephagous Coleoptera inhabiting the United States east of the Rocky Mountains. Read May 25, 1846 - LeConte, John L. (John Lawrence), 1825 -1883 (1848)

A descriptive catalogue of the Naiades, or pearly fresh-water mussels - Simpson, Charles Torrey, 1846 -1932 (Bryant Walker, 1914)

Descriptive catalogue of the Napa Valley Nursery Company, trees of quality - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Napa Valley Nursery Company, 1916)

Descriptive catalogue of the Pacific Nursery Company, Incorporated - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pacific Nursery Company, 1912)

Descriptive catalogue : shrubs, trees, roses, fruits and herbaceous plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.E. Marshall & Co, 1916)

Descriptive catalogue, the most complete assortment of ornamental trees in the South : 1926-1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Japanese Nursery Company, 1926)

Descriptive catalogue : trees, shrubs and plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bloodgood Nurseries, 1902)

The desert world - Mangin, Arthur, 1824 -1887 (T. Nelson, 1869)

Deutsche Flora. Pharmaceutisch-medicinische Botanik. Ein Grundriss der systematischen Botanik zum Selbststudium für Aerzte, Apotheker und Botaniker - Karsten, Hermann, 1817 -1908 (J. M. Spaeth, 1880)

Diaries of William Brewster, 1865-1919 (inclusive) - Brewster, William, 1851 -1919 (1869)

Diaries of William Brewster, 1865-1919 (inclusive) - Brewster, William, 1851 -1919 (1872)