Odontography; or, A treatise on the comparative anatomy of the teeth; their physiological relations, mode of development, and microscopic structure, in the vertebrate animals - Owen, Richard, 1804 -1892 (H. Baillière, 1840)

Oeuvres d'histoire naturelle et de philosophie de Charles Bonnet ... - Bonnet, Charles, 1720 -1793 (Chez S. Fauche, 1779)

Official lists and indexes of names and works in zoology. Supplement 1986-2000 - International Commission on Zoological Nomenclature (International Trust for Zoological Nomenclature, c/o Natural History Museum, 2001)

Olivier's Entomologie oder Naturgeschichte der Insekten mit ihren Gattungs- und ArtMerkmalen, ihrer Beschreibung und Synonymie. Käfer - Sturm, Jakob, 1771 -1848 (Gedrukkt und im Verlage bei Karl Reichard, 1800)

On animal and vegetable parasites of the human body, a manual of their natural history, diagnosis, and treatment - Küchenmeister, Friedrich, 1821 -1890 (Printed for the Sydenham Society, 1857)

On the alternation of generations : or The propagation and development of animals through alternate generations / by Joh. Japetus Sm. Steenstrup ... Tr. from the German version of C.H. Lorenzen, by George Busk - Busk, George, 1807 -1886 (Printed for the Ray society, 1845)

On the anatomy of vertebrates - Owen, Richard, 1804 -1892 (Longmans, Green, 1866)

On the anatomy of vertebrates ... - Owen, Richard, 1804 -1892 (Longmans, Green and Co, 1866)

On the Paussidae, a family of coleopterous insects - Westwood, J. O. (John Obadiah), 1805 -1893 (1833)

The orchid-grower's manual, containing brief descriptions of upwards of eight hundred species and varieties of orchidaceous plants; together with notices of their times of flowering, and most approved modes of treatment ... By Benjamin Samuel Williams - Williams, Benjamin Samuel, 1822 -1890 (Victoria and Paradise nurseries, 1871)

The orchid-grower's manual, containing descriptions of the best species and varieties of orchidaceous plants in cultivation ... - Williams, Benjamin Samuel, 1822 -1890 (Victoria and Paradise nurseries, 1894)

The orchid-grower's manual, containing descriptions of upwards of nine hundred and thirty species and varieties of orchidaceous plants; together with notices of their times of flowering, and most approved modes of treatment ... By Benjamin Samuel Williams - Williams, Benjamin Samuel, 1822 -1890 (Victoria and Paradise Nurseries, 1877)

Les orchidées, histoire iconographique, organographie, classification, géographie, collections, commerce, emploi, culture, avec une revue descriptive des espèces cultivées en Europe; ouvrage orné de 244 vignettes et de 50 chromolithographics - Puydt, Émile de, 1810 -1891 (J. Rothschild, 1880)

Les orchidées : manuel de l'amateur - Bois, D. (Désiré), 1856 -1946 (J.-B. Baillière et fils, 1893)

Le orchidee - Pucci, Angiolo, 1851 - (U. Hoepli, 1905)

Orchideen-Sammlung des Herrn Martin Rücker Jenisch zu Flotbeck-Park bei Hamburg - Jenisch, Martin Rücker. (Druck von G. J. Herbst, 1887)

Les orchidées exotiques et leur culture en Europe - Cogniaux, Alfred, 1841 -1916 (l'Auteur, 1894)

L'orchidophile; traité théorique et pratique sur la culture des orchidées - Du Buysson, François. (Goin, 1878)

Orchidophile; journal des amateurs d'orchideés - Godefroy-Lebeuf, A. (Alexandre), 1844 -1903 (1881)

Orchidophile; journal des amateurs d'orchideés - Godefroy-Lebeuf, A. (Alexandre), 1844 -1903 (1882)

Orchidophile; journal des amateurs d'orchideés - Godefroy-Lebeuf, A. (Alexandre), 1844 -1903 (1885)

Orchids; a description of the species and varieties grown at Glen Ridge, near Boston, with lists and descriptions of other desirable kinds : preface by chapters on the culture, propagation, collection, and hybridization of orchids; the construction and management of orchid houses; a glossary of botanical terms and significance of their names; the whole forming a complete manual of orchid culture - Rand, Edward Sprague, Jr., 1834 -1897 (Houghton, Mifflin and company, 1888)

Orchids : illustrated and descriptive catalogue and price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lager & Hurrell, 1909)

Orchids : illustrated and descriptive catalogue and price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lager & Hurrell, 1912)

Orchids : illustrated and descriptive catalogue and price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lager & Hurrell, 1924)

Orchids : illustrated and descriptive catalogue and price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lager & Hurrell, 1923)

Orchids : illustrated and descriptive catalogue and price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lager & Hurrell, 1927)

Orchids of Panama : a facsimile reprint of the Orchidaceae, Flora of Panama - Williams, Louis O. 1908 -1991 (Missouri Botanical Garden, 1980)

Orchis :Monatsschrift der Deutschen Gesellschaft für Orchideenkunde - Dammer, Udo. (1908)

The organization of Trilobites, deduced from their living affinities. With a systematic review of the species hitherto described - Bell, Thomas, 1792 -1880 (Printed for the Ray Society, 1846)

The origin and influence of the thoroughbred horse - Ridgeway, William, Sir, 1853 -1926 (University Press, 1905)

Florist's journal (How and Parsons, 1844)

Florist's journal (How and Parsons, 1846)

Ornithological miscellany - Mintern Bros., (Trübner and Co., Bernard Quaritch, R.H. Porter, 1878)

The Ottawa naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1901)

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)

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, 1881)

Oxford gardens, based upon Daubeny's Popular guide to the physick garden of Oxford: with notes on the gardens of the colleges and on the University park - Gunther, R. T. (Robert Theodore), 1869 -1940 (Parker & son; [etc., etc.], 1912)

Oxford gardens. Based upon Daubeny's Popular guide to the physick garden of Oxford : with notes on the gardens of the colleges and on the University Park - Gunther, R. T. (Robert Theodore), 1869 -1940 (Parker, 1912)

The oyster; a popular summary of a scientific study - Brooks, William Keith, 1848 -1908 (The Johns Hopkins press, 1905)

P. Dioscoridae pharmacorum simplicium reiq[ue] medicae libri VIII - Barbaro, Ermolao, 1454 -1493 (Apud Io. Schottum, 1529)

Pacific science - University of Hawaii. (University Press of Hawaii, 1956)

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

Parasites a treatise on the entozoa of man and animals including some account of the ectozoa - Cobbold, T. Spencer (Thomas Spencer), 1828 -1886 (J. & A. Churchill, 1879)

Parasites : a treatise on the entozoa of man and animals including some account of the ectozoa - Cobbold, T. Spencer (Thomas Spencer), 1828 -1886 (J. & A. Churchill, 1879)

Parasitology - British Society for Parasitology. (Cambridge University Press, 1911)

Parasitology - British Society for Parasitology. (Cambridge University Press, 1915)

Parsons' national register of pacing horses : record of pedigrees and a full summary of pacing performaces for the year 1890 - Parsons, Thomas C. (National Standard Pacing Horse Breeders, 1891)

Passional zoology; or, Spirit of the beasts of France - Toussenel, A. (Alphonse), 1803 -1885 (Fowlers and Wells, 1852)

Pater mundi, or, Doctrine of evolution : being in substance lectures delivered in various colleges and theological seminaries - Burr, E. F. (Enoch Fitch), 1818 -1907 (Noyes, Holmes, 1873)

Paxton's Botanical dictionary; comprising the names, history, and culture of all plants known in Britain; with a full explanation of technical terms. New ed. including all the new plants up to the present year - Paxton, Joseph, Sir, 1803 -1865 (Bradbury, Evans, & co, 1868)

Paxton's magazine of botany, and register of flowering plants - Paxton, Joseph, Sir, 1803 -1865 (Orr and Smith [etc.], 1846)

Paxton's magazine of botany, and register of flowering plants - Paxton, Joseph, Sir, 1803 -1865 (Orr and Smith [etc.], 1849)

Pearls & parasites - Shipley, A. E. Sir, (Arthur Everett), 1861 -1927 (Murray, 1908)

Pedigrees of English Short-horn bulls, to which American Short-horns trace - Allen, Lewis F. (Lewis Falley), 1800 -1890 (Warren, Johnson, 1874)

The Penycuik experiments - Ewart, J. C. (James Cossar), 1851 -1933 (A. and C. Black, 1899)

Die Perlmuscheln und ihre Perlen. Naturwissenschaftlich und geschichtlich mit Berücksichtigung der Perlengewässer Bayerns - Hessling, Theodor von, 1816 -1899 (W. Engelmann, 1859)

Perry's seeds, 1935 : lawn, vegetable and flower seeds, bulbs, plants, garden and poultry supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perry Seed Company, 1935)

Perry's seeds, 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perry Seed Company, 1936)

Perry's seeds and garden requisites, 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perry Seed Company, 1934)

Pesticides documentation bulletin - National Agricultural Library (U.S.) (National Agricultural Library, U.S. Dept. of Agriculture, #c 1965-1969, 1965)

Petites nouvelles entomologiques (E. Deyrolle, 1869)

Philosophiae natvralis sive Physicae dogmaticae tomvs I[-IV] continens ... continvationem systematis philosophici Christiani L.B. de Wolff - Hanov, M. C. (Michael Christoph), 1695 -1773 (Prostat in officina libraria rengeriana, 1762)

The physiology, life cycles and phylogeny of the parasitic flatworms - Stunkard, Horace Wesley 1889 -1989 (The American Museum of Natural History, 1937)

The physiology of the Invertebrata - Griffiths, A. B. (Arthur Bower), 1859 - (D. Appleton and Company, 1892)

The physiology of the invertebrata - Griffiths, A. B. (Arthur Bower), 1859 - (L. Reeve, 1892)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1993)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1994)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1995)

Pickings on the sea-shore; or, Cliffs, sands, plants, and animals: a hand-book for Brighton, Ramsgate, Folkestone, Dover, Hastings, the Isle of Wight, Scarborough, and other parts of the coast, and for the vivarium at home - Williams, Charles, 1796 -1866 (Judd and Glass, 1857)

The pictorial gallery of English race horses : containing portraits of all the winners of the Derby, Oaks and St. Leger Stakes, during the last twenty years ; and a history of the principal operations of the turf - Cooper, Abraham, 1787 -1868 (Henry G. Bohn, 1850)

The pictorial museum of animated nature - Knight, Charles, 1791 -1873 (C. Cox, 1844)

The pictorial museum of animated nature ... - Knight, Charles, 1791 -1873 (C. Knight, 1844)

The pictorial museum of animated nature - William Clowes; Sons, (George Cox, 18 King Street, Covent Garden, 1844)

A plea for the horse, in a few remarks and suggestions upon his treatment and management ([s.n.], 1847)

Pliny's natural history in thirty-seven books - Pliny, the Elder, 23 or 24 -79 (Barclay, 1847)

Pliny's Natural history. In thirty-seven books - Pliny, the Elder, 23 or 24 -79 (Printed for the Club by G. Barclay, 1847)

The Plough, the loom, and the anvil (J.S. Skinner & Son], 1848)

Points of the horse : a treatise on the conformation, movements, breeds and evolution of the horse - Hayes, M. Horace (Matthew Horace), 1842 -1904 (Hurst and Blackett, limited, 1904)

Points of the horse; a treatise on the conformation, movements, breeds and evolution of the horse - Hayes, M. Horace (Matthew Horace), 1842 -1904 (Hurst and Blackett, limited, 1904)

The popular encyclopedia; being a general dictionary of arts, sciences, literature, biography, history, and political economy, reprinted from the American edition of the "Conversations lexicon" ... with dissertations on the rise and progress of literature (Blackie, 1900)

Popular Science Review (1875)

Portraits of celebrated racehorses of the past and present centuries : in strictly chronological order, commencing in 1702 and ending in 1870 together with their respective pedigrees and performance recorded in full - Taunton, Thomas Henry. (S. Low, Marston, Searle & Rivington, 1887)

Postilla - Peabody Museum of Natural History. (Peabody Museum of Natural History, 1999)

A practical handbook of British birds - Witherby, H. F. (Harry Forbes), 1873 -1944 (Witherby, 1921)

A practical handbook of British birds - Witherby, H. F. (Harry Forbes), 1873 -1944 (Witherby, 1924)

Practical horsemanship - Kerr, W. A. (William Alexander), 1831 -1919 (F.A. Stokes, 1891)