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Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1982)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1985)

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Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 2000)

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Proceedings of the Fourth Lake States Forest Tree Improvement Conference, October 6 & 7, 1959 - Lake States Forest Experiment Station (Saint Paul, Minn.) (Lake States Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1960)

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The Proceedings of the Iowa Academy of Science - Iowa Academy of Science (The Academy, 1910)

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The Proceedings of the Iowa Academy of Science - Iowa Academy of Science (The Academy, 1919)

Proceedings of the Linnaean Society of New York ... - Linnaean Society of New York (Linnaean Society of New York, 1941)

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Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1883)

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Prodrome de la flore du Grand-Duché de Luxembourg - Koltz, J. P. J. (Jean Pierre Joseph), 1827 -1907 (L. Schamburger, 1873)

Prodromus florae hispanicae, seu synopsis methodica omnium plantarum in Hispania - Willkomm, Moritz, 1821 -1895 (E. Schweizerbart, 1861)

Prodromus florae veronensis - Goiran, A. (Agostino), 1835 -1909 (1882)

Prodromus systematis naturalis regni vegetabilis, sive, Enumeratio contracta ordinum generum specierumque plantarum huc usque cognitarium, juxta methodi naturalis, normas digesta - Candolle, Augustin Pyramus de, 1778 -1841 (Sumptibus Sociorum Treuttel et Würtz, 1868)

The Production of lumber in 1913 - United States. Office of Industrial Investigations. (U.S. Dept. of Agriculture, 1915)

Production of lumber, lath, and shingles in 1915 and lumber in 1914 - Nellis, J. C. (Jesse Charles), 1885 - (U.S. Dept. of Agriculture, 1917)

Production of lumber, lath, and shingles in 1916 - Smith, Franklin H. (Franklin Howard), 1877 - (U.S. Dept. of Agriculture, 1918)

Production of lumber, lath, and shingles in 1917 - Smith, Franklin H. (Franklin Howard), 1877 - (U.S. Dept. of Agriculture, 1919)

Production of lumber, lath, and shingles in 1918 - Smith, Franklin H. (Franklin Howard), 1877 - (U.S. Dept. of Agriculture, 1920)

Prof. dr. Thomé's Flora von Deutschland, Österreich und der Schweiz, in wort und bild, für schule und haus ... mit ... - Migula, W. (Walter), 1863 -1938 (1934)

Progressive nature studies - Carver, George Washington, 1864 -1943 (Tuskegee Institute Print, 1896)

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ProHort - Center for Urban Horticulture (1987)

The propagation of plants ; giving the principles which govern the development and growth of plants, their botanical affinities and peculiar properties; also, descriptions of the process by which varieties and species are crossed or hybridized, and the many different methods by which cultivated plants may be propagated and multiplied - Fuller, Andrew S. (Andrew Samuel), 1828 -1896 (Orange Judd, 1887)

The propagation of plants, giving the principles which govern the development and growth of plants, their botanical affinities and peculiar properties; also, descriptions of the process by which varieties and species are crossed or hybridized, and the many different methods by which cultivated plants may be propagated and multiplied - Fuller, Andrew S. (Andrew Samuel), 1828 -1896 (Orange Judd co, 1887)

The proper value and management of government timber lands and the distribution of North American forest trees, being papers read at the U.S. Dept. of Agriculture, May 7-8, 1884 - Fernow, B. E. (Bernhard Eduard), 1851 -1923 (Govt. Print. Off, 1884)

Proposal list : very special offerings for spring of 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1931)

The Prothonotary - Buffalo Ornithological Society. (Buffalo Ornithological Society, 1977)

A provisional host-index of the fungi of the United States - Farlow, W. G. (William Gilson), 1844 -1919 (1888)

A provisional host-index of the fungi of the United States - Farlow, W. G. (William Gilson), 1844 -1919 (1891)

Pruning evergreens and deciduous trees and shrubs - Giles, F. A. (Floyd A.) (University of Illinois at Urbana-Champaign, College of Agriculture, Cooperative Extension Service, 1971)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1901)

The psychic life of insects - Howard, L. O. (Leland Ossian), 1857 -1950 (T.Fisher Unwin, 1922)

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Publications in zoology = Publications en zoologie - National Museum of Natural Sciences (Canada) (National Museums of Canada, National Museum of Natural Sciences, 1970)

Publications in zoology = Publications en zoologie - National Museum of Natural Sciences (Canada) (National Museums of Canada, National Museum of Natural Sciences, 1974)

[Publications on plant pathology from Cornell Agricultural Experiment Station Memoirs, collected by H.S. Jackson.] - Jackson, H. S. (Herbert Spencer), 1883 -1951 (Cornell University], 1915)

Putney's 1955 garden book - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Putney Nursery, 1955)

Quality liners : fall 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (John Vermeulen & Son, 1949)

Quality nursery stock : 1951 edition - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Flower City Nursery Inc, 1951)

Quality nursery stock : wholesale list, 1950-51 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rich & Sons Nursery, 1950)

The Quarterly journal of science (J. Churchill and Sons, etc, 1868)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1875)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1883)

Quarterly summary of re-identifications, April, May, June 1961 : Change No. 5 - United States. Bureau of Plant Industry, (New Crops Research Branch, Plant Industry Station, 1960)

Quarterly summary of re-identifications, October, November, December 1963 : Summary No. 15 - United States. Bureau of Plant Industry, (New Crops Research Branch, Plant Industry Station, 1960)

Radiation biology - Hollaender, Alexander, 1898 - (McGraw-Hill, 1954)

Rambles on the Riviera - Strasburger, Eduard, 1844 -1912 (C. Scribner's Sons, 1906)

Ransom's 1946 catalog : evergreens, seeds, bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ransom Nursery, 1946)

Rapport de l'entomologiste (James Fletcher, M.S.R.C.) 1885 - Fletcher, James 1852 -1908 (s.n, 1885)

Raptor research - Raptor Research Foundation. (Raptor Research Foundation, 1976)

Raptor research - Raptor Research Foundation. (Raptor Research Foundation, 1984)

Rare native plants of Massachusetts - Massachusetts. Division of Fisheries; Wildlife. (Division of Fisheries and Wildlife, 1989)

Rare plants of New York State - Mitchell, Richard S., 1938 - (New York State Museum, University of the State of New York, State Education Dept, 1981)

Répertoire de couleurs pour aider à la détermination des couleurs des fleurs, des feuillages et des fruits - Dauthenay, Henri. (Impr. Oberthur, 1905)

Readings in mammalogy / selected from the original literature and introduced with comments - Anderson, Sydney, 1927 -2018 (Museum of Natural History, University of Kansas, 1970)

A record of the fungi named by J.B. Ellis - United States. Bureau of Plant Industry, Soils,; Agricultural Engineering. (Division of Mycology and Disease Survey, Bureau of Plant Industry, Soils, and Agricultural Engineering, Agricultural Research Administration, U.S. Dept. of Agriculture, 1952)

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Redia - R. Stazione di entomologia agraria in Firenze. (Tipografia R. Coppini & Co. [etc.], 1908)

Redia - R. Stazione di entomologia agraria in Firenze. (Tipografia R. Coppini & Co. [etc.], 1915)

Reference book for home and nature lovers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Glen Terrace Nurseries, 1932)

Regal evergreens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Paramount Nurseries, 1931)

Regal evergreens : 20% discount on all orders received before April 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Paramount Nurseries, 1931)

The regions of vegetation, being an analysis of the distribution of vegetable forms over the surface of the globe in connection with climate and physical agents (G.J. Palmer, 1843)

Le Règne végétal; divisé en: Traité de botanique, Flore médicale, usuelle et industrielle, Horticulture théorique et pratique, Plantes agricoles et forestières, Histoire biographique et bibliographique de la botanique - Réveil, O. (Oscar), 1821 -1865 (L. Guérin, 1870)

Reise an die Küsten des Polarmeeres in den Jahren 1819, 1820, 1821 u. 1822 - Franklin, John, Sir, 1786 -1847 (Verlag des G.H. S. pr. Landes-Industrie-Comptoirs, 1823)

Reise in das innere Nord-America in den Jahren 1832 bis 1834 - Wied, Maximilian, Prinz von, 1782 -1867 (Bei J. Hœlscher, 1841)

Reliable seeds : 1905 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Johnson & Musser Seed Co, 1905)

Reliable seeds : 1906 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Johnson & Musser Seed Co, 1906)

Reliquiae aquitanicae : being contributions to the archaeology and palaeontology of Pèrigord and the adjoining provinces of Southern France - Christy, Henry, 1810 -1865 (Williams, 1875)

Reliquiae Formánekianae : enumeratio critica plantarum vascularium, quas itineribus in Haemo Peninsula et Asia Minore (Bithynia) factis collegit Dr. Ed. Formánek - Vandas, Karel, 1861 -1923 (Comitiorum Marchionatus Moraviae, 1909)

Rendiconto delle adunanze e de' lavori dell'Accademia delle Scienze sezione della Società Reale Borbonica di Napoli - Accademia delle Scienze di Napoli (Società Reale Borbonica, 1852)

Repertorium annuum literaturae botanicae periodicae - Bemmelen, J. A. van. (Erven Loosjes, 1873)

Report - Brush Hill Bird Club, Milton, Mass. (1914)

Report of the botanical exploration of southwestern Virginia during the season of 1892 - Small, John Kunkel, 1869 -1938 (1893)