Ornithologische Beobachtungen : grösstentheils im Sommer 1869 auf einer Reise im Nordwestlichen Russland - Mewes, W. (C. Gerold's Sohn, 1886)

Ornithologische Briefe : Bla¨tter der Erinnerung an seine Freunde - Homeyer, Eugen Ferdinand von, 1809 -1889 (T. Grieben, 1881)

Ornithologische Monatsschrift - Deutscher Verein zum Schutze der Vogelwelt. (Kommissions-Verlag der Creutschen Verlagsbuchhandlung, 1901)

Ornithologische Monatsschrift - Deutscher Verein zum Schutze der Vogelwelt. (Kommissions-Verlag der Creutschen Verlagsbuchhandlung, 1907)

Ornithologisches Jahrbuch (V. Tschusi, 1894)

The ornithologist's text-book : being reviews of ornithological works : with an appendix, containing discussions on various topics of interest - Wood, Neville. (John W. Parker, 1836)

Ornithology - Jardine, William, 1800 -1874 (W.H. Lizars, 1853)

The ornithology of Francis Willughby of Middleton in the county of Warwick, esq. ... : in three books : wherein all the birds hitherto known, being reduced into a method sutable [i.e. suitable] to their natures, are accurately described : the descriptions illustrated by most elegant figures, nearly resembling the live birds, engraven in LXXVIII copper plates - Ray, John, 1627 -1705 (Printed by A.C. for John Martyn, 1678)

The ornithology of the Straits of Gibraltar - Irby, L. Howard (Leonard Howard Lloyd), 1836 -1905 (R.H. Porter, 1875)

Ornitologia italiana : opera postuma - Savi, Paul, 1798 -1871 (Successori Le Monnier, 1873)

Ornitologia siciliana : o sia catalogo ragionato degli uccelli che si trovano in Sicilia - Benoit, Luigi, 1804 -1890 (Giuseppe Fiumara, 1840)

L'Ornitologo Ticinese ossia manuale descrittivo gli Uccelli di stazione e di passaggio nel Cantone Ticino, &c - Riva, Antonio. (1865)

Osteologia avium : or a sketch of the osteology of birds - Eyton, T. C. (Thomas Campbell), 1809 -1880 (Salop, R. Hobson)

The Ottawa naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1905)

The Ottawa naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1904)

The Ottawa naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1917)

The Ottawa naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1918)

Our domestic fowls and song birds - Martin, William Charles Linnæus, 1798 -1864 (The Religious Tract Society, 1850)

Our living world; an artistic edition of the Rev. J. G. Wood's Natural history of animate creation - Wood, J. G. (John George), 1827 -1889 (S. Hess, 1885)

Our native songsters - Pratt, Anne, 1806 -1893 (Printed for the Society for Promoting Christian Knowledge, 1853)

Our summer migrants. An account of the migratory birds which pass the summer in the British islands - Harting, James Edmund, 1841 -1928 (Bickers and son, 1875)

Our summer migrants. An account of the migratory birds which pass the summer in the British Islands - Harting, James Edmund, 1841 -1928 (Bickers and Son, 1875)

Our summer migrants. An account of the migratory birds which pass the summer in the British Islands - Harting, James Edmund, 1841 -1928 (S. Sonnenschein & co, 1901)

Our woodlands, heaths, and hedges a popular description of trees, shrubs, wild fruits, etc., with notices of their insect inhabitants - Coleman, W. S. (William Stephen), 1829 -1904 (Routledge, Warnes, & Routledge, 1859)

Our woodlands, heaths, and hedges : a popular description of trees, shrubs, wild fruits, etc. : with notices of their insect inhabitants - Coleman, W. S. (William Stephen), 1829 -1904 (George Routledge and Sons, 1866)

Outlines of classification and special morphology of plants - Goebel, K. (Karl), 1855 -1932 (Clarendon Press, 1887)

Outlines of classification and special morphology of plants - Balfour, Isaac Bayley, 1853 -1922 (Clarendon Press, 1887)

Outlines of medical botany :comprising vegetable anatomy and physiology...and a glossary of terms - Reid, Hugo. (Maclachlan, Stewart & Co, 1896)

Outpost [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Outpost Nurseries, 1923)

Outpost Nurseries [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Outpost Nurseries, 1922)

Over de bevruchting der bloemen in het kempisch gedeelte van Vlaanderen - MacLeod, Julius, 1857 -1919 (Vuylsteke, 1894)

Oversigt over det Kongelige Danske videnskabernes selskabs forhandlinger = Bulletin de l'Académie royale des sciences et des lettres de Danemark - Kongelige Danske videnskabernes selskab. (A.F. Høst, 1846)

Une page d'histoire de la medecine : la thérapeutique sous les premiers Césars - Lépine, Raphaël, 1840 -1919 (F. Alcan, 1890)

Palestine Exploration Fund : quarterly statement - Palestine Exploration Fund. (The Fund, 1893)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1884)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1885)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1886)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1888)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1889)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1890)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1891)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1892)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1895)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1896)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1904)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1916)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1917)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1918)

Pamphlets on silviculture (1899)

Papers and proceedings of the Royal Society of Tasmania - Royal Society of Tasmania (The Society, 1874)

Papers and proceedings of the Royal Society of Tasmania - Royal Society of Tasmania (The Society, 1875)

Papers on botany - Stout, A.B. (Arlow Burdette ) 1876 -1957 (1924)

Papers on pollination - Darwin, Charles, 1809 -1882 (1861)

Papers presented at the Celebration of the Twentieth Anniversary of the New York Botanical Garden, September 6-9, 1915. Published by the aid of the David Lydig Fund, bequethed by Charles P. Daly - New York Botanical Garden (1916)

Papers presented to the World's Congress on Ornithology - Coues, Elliott, 1842 -1899 (Charles H. Sergel Co, 1896)

Parables from nature - Gatty, Margaret Scott 1809 -1873 (Bell and Daldy, 1861)

The Parade of modern roses, also perennials and fruits - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jackson and Perkins Company, 1942)

Parade of modern roses and perennials, 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jackson and Perkins Company, 1941)

Parade of modern roses and perennials, fall 1946 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jackson and Perkins Company, 1946)

The Parade of modern roses and perennials : fall 1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jackson and Perkins Company, 1947)

The parade of modern roses and perennials : fall 1950 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jackson and Perkins Company, 1950)

The Parade of modern roses and perennials : new roses for 1942 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jackson and Perkins Company, 1941)

Parade of modern roses and perennials, spring 1942 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jackson and Perkins Company, 1942)

The Parade of modern roses and perennials : spring 1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jackson and Perkins Company, 1947)

The Parade of modern roses and perennials : spring 1948 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jackson and Perkins Company, 1948)

The parade of modern roses and perennials : spring 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jackson and Perkins Co, 1949)

The parade of modern roses and perennials : spring 1950 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jackson and Perkins Company, 1950)

Parade of modern roses, perennials and fruits 1944 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jackson and Perkins Company, 1943)

Parade of modern roses, perennials and fruits for fall 1944 : garden for victory - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jackson and Perkins Company, 1944)

Parade of modern roses, perennials and fruits : spring 1945 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jackson and Perkins Company, 1945)

Parade of modern roses, perennials and fruits : spring 1946 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jackson and Perkins Company, 1946)

Parade of modern roses, perennials and fruits with first pictures of the new roses for 1944 : garden for victory - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jackson and Perkins Company, 1943)

Parade of modern roses : perennials, fruits, shrubs : fall 1951 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jackson & Perkins Co, 1951)

Park and cemetery and landscape gardening - Haight, R. J. (Rufus J.) (R.J. Haight, 1901)

Park's floral guide - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. W. Park, 1912)

Park's floral guide : 1914 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. W. Park, 1914)

Park's floral guide for 1910 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. W. Park, 1910)

Park's floral guide for 1911 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. W. Park, 1911)

Park's floral guide for 1913 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. W. Park, 1913)

Park's floral magazine. Vol. LI, no. 6, June 1915 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. W. Park, 1915)

Park's flower book : season 1938, 70th anniversary - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. W. Park Seed Company, 1938)

Park's flower book : season 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. W. Park Seed Company, 1939)

Park's illustrated flower book of choice dependable seeds : season of 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. W. Park, 1929)

Park's illustrated flower book of choice dependable seeds : season of 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. W. Park, 1930)

Park's illustrated flower book of choice dependable seeds : season of 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. W. Park, 1932)

Park's illustrated flower book of choice dependable seeds : season of 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Company, 1935)

Park's illustrated flower book of choice dependable seeds, season of 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. W. Park, 1933)

Park's illustrated flower book of choice dependable seeds, season of 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. W. Park, 1934)

Park's illustrated flower book of choice dependable seeds, season of 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. W. Park Seed Company, 1937)