Öfversigt af Kongl. Vetenskaps-akademiens forhandlingar - Kungl. Svenska vetenskapsakademien. (P. A. Norstedt & Söner, 1871)

Öfversigt af Kongl. Vetenskaps-akademiens forhandlingar - Kungl. Svenska vetenskapsakademien. (P. A. Norstedt & Söner, 1875)

Okens Lehrbuch der Naturgeschichte - Oken, Lorenz, 1779 -1851 (Bei Carl Heinrich Reclam, 1815)

On animal and vegetable parasites of the human body a manual of their natural history, diagnosis, and treatment - Lankester, Edwin, 1814 -1874 (Printed for the Sydenham Society, 1857)

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 history and natural arrangement of insects - Shuckard, William Edward, 1802 -1868 (Printed for Longman, Brown, Green & Longman's Paternoster Row, 1840)

On the history and natural arrangement of insects - Shuckard, William Edward, 1802 -1868 (Printed for Longman, Orme, Brown, Green, & Longmans [etc.], 1840)

On the micro-lepidoptera of the West Indies - Walsingham, Thomas de Grey,‏ ‎ Lord, 1843 -1919 (Zoological Society of London, 1891)

On the non-identity of the parasites met with in Favus, Tinea Tonsurans, and Pityriasis Versicolor including, proofs derived from the occurrence of these diseases amongst the lower animals, and their transmission from them to man - University of Glasgow. Library. ([Printed by William Mackenzie], 1866)

One thousand pointers for stock raisers; a treatise on twentieth century methods of breeding and feeding live stock ... - Davis, H. O. (Harry Orville), 1877 -1964 (Davis stock food company, 1906)

Opinions and declarations rendered by the International Commission on Zoological Nomenclature - International Commission on Zoological Nomenclature (Printed by order of the International Trust for Zoological Nomenclature, 1957)

Opuscula Ichneumonologica : Fascicule 1-45 - Schmiedeknecht, Otto, 1847 -1936 ([s.n.], 1904)

Opuscula Ichneumonologica : Fascicule 1-45 - Schmiedeknecht, Otto, 1847 -1936 ([s.n.], 1906)

The orchard and fruit garden: their culture and produce - Watts, Elizabeth. (F. Warne & Co, 1867)

Orchidacearum genera et species. Vol.1-[2, pars 1] - Kraenzlin, Fritz, 1847 -1934 (Mayer & Müller, 1901)

Orchidacearum genera et species - Kraenzlin, Fritz, 1847 -1934 (Mayer & Müller, 1897)

Die Orchideen :ihre Beschreibung, Kultur und Zu¨chtung. Handbuch fu¨r Orchideenliebhaber, Zu¨chter und Botaniker - Schlechter, Rudolf, 1872 -1925 (P. Parey, 1915)

Order Lepidoptera (Micro-lepidoptera) Sub-Div. (IV) Lepidoptera Vespertina. Family I, Tortricidae - Stephens, James Francis, 1792 -1853 (British Museum?, 1852)

Oregon laws and regulations relating to the work of live stock sanitation - Oregon. (State printing department, 1919)

The Ottawa naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1892)

Our common insects; first steps to entomology - Cox, Rosalinda Alicia (R. Hardwicke, 1869)

Our common insects A popular account of the insects of our fields, forests, gardens, and houses - Packard, A. S. (Alpheus Spring), 1839 -1905 (Estes and Lauriat, 1873)

Our household insects, an account of the insect-pests found in dwelling-houses - Butler, Edward Albert, 1845 -1925 (Longmans, Green, and co, 1893)

Our household insects : an account of the insect-pests found in dwelling-houses - Butler, Edward A. (Edward Albert), 1845 - (Longmans, Green, 1896)

Our living resources : a report to the nation on the distribution, abundance, and health of U.S. plants, animals, and ecosystems - United States. National Biological Service. (U.S. Dept. of the Interior, National Biological Service, 1995)

Outlines of British fungology; containing characters of above a thousand species of Fungi, and a complete list of all that have been described as natives of the British Isles - Berkeley, M. J. (Miles Joseph), 1803 -1889 (L. Reeve, 1860)

Outlines of clinical diagnostics of the internal diseases of domestic animals - Malkmus, Bernhard, 1859 -1925 (A. Eger, 1901)

Outlines of clinical diagnostics of the internal diseases of domestic animals - Fischer, Paul, 1906 - (Eger, 1909)

Die palaearktischen tortriciden. Eine monographische darstellung mit 24 tafeln in farbendruck, einer stammtafel und mehreren abbildungen im text. Mit einer unterstützung des "Elizabeth-Thompson-science fund" in Boston bearb. von dr. J. Kennel - Kennel, Julius von, 1854 -1939 (E. Schweizerbart, 1921)

[Pamphlets on agriculture in Guam] (s.n, 1905)

The Pan-Pacific entomologist - Van Duzee, Edward P. (Edward Payson), 1861 -1940 (Pacific Coast Entomological Society, 1967)

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

Papilio - Edwards, Henry, 1827 -1891 (New York Entomological Club, 1881)

Les parasites des habitations humaines et des denrees alimentaires ou commerciales - Trouessart, E.-L. (Edouard-Louis), 1842 -1927 (G. Masson, 1895)

Parasitic diseases of poultry - Theobald, Fred. V. (Frederick Vincent), 1868 -1930 (Gurney, 1896)

Park's floral guide : 1906 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. W. Park, 1906)

Park's floral guide for 1907 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. W. Park, 1907)

Partial syllabic lists of the clinical morphologies of the blood, sputum, feces, skin, urine, vomitus, foods : including potable waters, ice and the air, and the clothing (after Salisbury) - Cutter, Ephraim, 1832 -1917 (The Ariston, 1888)

Pathogenic micro-organisms, including bacteria and Protozoa; a practical manual for students, physicians and health officers - Park, William Hallock, 1863 -1939 (Lea brothers & co, 1905)

Pathogenic micro-organisms : including bacteria and Protozoa; a practical manual for students, physicians and health officers - Park, William Hallock, 1863 -1939 (Kimpton, 1908)

The pathology and differential diagnosis of infectious diseases of animals : prepared for students and practitioners of veterinary medicine - Moore, Veranus A. (Veranus Alva), 1859 -1931 (Macmillan, 1916)

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

The Pennsylvania farm journal (A.M. Spangler, 1851)

Pennsylvania farm journal - Darlington, J. L. (A.M. Spangler, 1851)

Peonies, irises, tulips : fall 1926 spring 1927 : wholesale price list of the Sam Carpenter Gardens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Sam Carpenter Gardens, 1926)

Das peripherische Nervensystem der Fische : anatomisch und phyiologisch Untersucht - Stannius, Hermann, 1808 -1883 (Stiller, 1849)

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

The pests of the farm; being an account of the various depredating animals, birds, and insects which annoy the American farmer. With directions for their destruction. With illustrations on wood (A.O. Moore, 1852)

Petites nouvelles entomologiques (E. Deyrolle, 1869)

Petri Andreæ Matthioli Senensis, medici caesari, et serenissimi principiis Ferdinandi archidvcis Avstriae &c. Commentarij in VI. libros Pedacij Dioscoridis Anazarbei de medica materia, ab ipso avtore recogniti, et locis plvs mille avcti. Adjectis magnis, ac nouis plantarum, ac animalium iconibus ... Accesserunt ad margines Græci contextus ... qui Dioscoridis ipsius deprauatam lectionem restituunt. Cum locupletissimis indicibus - Mattioli, Pietro Andrea, 1501 -1577 (apud Felicem Valgrisium, 1583)

Petri Artedi renovati pars I. et II. [III-V] : i.e. bibliotheca et philosophia ichthyologica - Linné, Carl von, 1707 -1778 (Impensis A.F. Röse, 1792)

Petrifactions and their teachings, or, A hand-book to the gallery of organic remains of the British Museum - British Museum (Natural History). Department of Zoology. (H.G. Bohn, 1851)

Die Pflanzenfeinde aus der Klasse der Insekten. Ein nach Pflanzenfamilien geordnetes Handbuch sämmtlicher auf den einheimischen Pflanzen bisher beobachteten Insekten zum Gebrauch für Entomologen, Insektensammler, Botaniker, Land- und Forstwirthe und Gartenfreunde - Kaltenbach, J. H. (Johann Heinrich), 1807 -1876 (J. Hoffmann, 1874)