Die Pflanzendecke Österreich-Ungarns. Auf Grund fremder und eigener Forschungen geschildert - Hayek, August von, 1871 -1928 (F. Deuticke, 1914)

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)

Das Pflanzenleben der Schweiz - Christ, H. (Hermann), 1833 -1933 (F. Schulhess, 1882)

Die Pflanzennamen der deutschen Flora : mit den wichtigern Synonymen in alphabetischer Ordnung, etymologisch erklärt - Martin, Adolf. (H.W. Schmidt, 1851)

Die Pflanzenwelt Dalmatiens - Adamović, Lujo (Lujo V.), 1869 -1935 (W. Klinkhardt, 1911)

Die Pflanzenwelt Deutschlands; Lehrbuch der Formations- biologie. Eine Darstellung der Lebensgeschichte der wildwachsenden Pflanzenvereine und der Kulturflächen - Graebner, Paul, 1871 -1933 (Quelle & Meyer, 1909)

Die Pflanzenwelt Ost-Afrikas und der Nachbargebiete - Engler, Adolf, 1844 -1930 (D. Reimer, 1895)

Pflügers Archiv für die gesamte Physiologie des Menschen und der Tiere (M. Hager, 1911)

Pflügers Archiv für die gesamte Physiologie des Menschen und der Tiere (M. Hager, 1914)

Pflügers Archiv für die gesamte Physiologie des Menschen und der Tiere (M. Hager, 1919)

Pharmaceutical journal and transactions - Pharmaceutical Society of Great Britain. (J. & A. Churchill, 1882)

Phasmid studies - Phasmid Study Group. (Phasmid Study Group, 1994)

Phasmid studies - Phasmid Study Group. (Phasmid Study Group, 2007)

Philadelphia Medical and Physical Journal (1804)

Philadelphia Medical and Physical Journal (1806)

Philadelphia Medical and Physical Journal (1807)

Philippi Conradi Fabricii ... Commentatio historico-physico-medica de animalibus quadrupedibus, avibus, amphibiis, piscibus et insectis Wetteraviae indigenis - Fabricius, Philipp Conrad, 1714 -1774 (Schnorrius, 1749)

The Philippine journal of science - Philippines. National Science Development Board. (Bureau of Science, 1919)

The Philippine journal of science - Philippines. National Science Development Board. (Bureau of Science, 1921)

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 Philosophical magazine and journal : comprehending various branches of science, the liberal and fine arts, agriculture, manufactures, and commerce (R. Taylor, 1825)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1700)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1781)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1834)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1836)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1837)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1843)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1859)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1886)

Philosophie entomologique : ouvrage qui renferme les généralités nécessaires pour s'initier dans l'étude des insectes ... - Saint-Amans, Jean-Florimond Boudon de, 1748 -1831 (R. Noubel, 1798)

Philosophie Entomologique, ouvrage qui renferme les généralités nécessaires pour s'initier dans l'étude des Insectes et des aperçus sur les rapports naturels de ces petits animaux avec les autres êtres organisés ; suivi de l'exposition des méthodes de Geoffroy et de celle de Linné combinée avec le système de Fabricius ; pour servir d'introduction à la connoissan ce des Insectes, en procurant le moyen de les classer et de les rapporter à leurs genres, dont on donne les caractères essentiels et la synonymie - Noubel, Raymond (Aken) (de l'imprimerie de R.d Noubel, 1799)

The philosophy of natural history - Smellie, William, 1740 -1795 (Thomas & Tappan [etc.], 1808)

The Philosophy of Natural History - Linné, Carl von, 1707 -1778 (Printed for the heirs of Charles Elliot; and C. Elliot and T. Kay, T. Cadell, and G.G.J & J. Robinson, 1790)

The philosophy of zoology, or, A general view of the structure, functions, and classification of animals - Fleming, John, 1785 -1857 (Hurst, Robinson & Co, 1822)

The philosophy of zoology; or, A general view of the structure, functions, and classification of animals - Fleming, John, 1785 -1857 (A. Constable, 1822)

Die Phyllopoden, Cladoceren und freilebenden Copepoden der nord- schwedischen Hochgebirge : ein Beitrag zur Tiergeographie, Biologie und Systematik der arktischen, nord- und mittel-europäischen Arten - Ekman, Sven, 1876 -1964 (G. Fischer, 1904)

Physiologie du système nerveux, ou Recherches et expériences sur les diverses classes d'appareils nerveux, les mouvemens, la voix, la parole, les sens et les facultés intellectuelles - Jourdan, A.-J.-L. (Antoine Jacques Louis), 1788 -1848 (Chez J. B. Baillière [etc., etc.], 1840)

The physiology of insect senses - Dethier, V. G. (Vincent Gaston), 1915 - (Methuen, 1963)

The physiology of reproduction - Marshall, F. H. A. (Francis Hugh Adam), 1878 -1949 (Longmans, Green, and co, 1922)

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)

Physiotypia plantarum austriacarum. Der naturselbstdruck in seiner anwendung auf die gefässpflanzen des österreichischen kaiserstaates, mit besonderer berücksichtigung der nervation in der flächenorganen der pflanzen - Ettingshausen, Constantin, Freiherr von, 1826 -1897 (1856)

Physiotypia plantarum Austriacarum : die Gefässpflanzen Österrichs in Naturselbstdruck mit besonderer Berücksichtigung der Nervation in den Flächenorganen der Pflanzen - Ettingshausen, Constantin, Freiherr von, 1826 -1897 (F. Tempsky in Prag, 1873)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1984)

Le piante fanerogame della Svissera insubrica : enumerate seconde il metodo decandolliano - Favrat, Louis, 1827 -1893 (H. Georg, 1890)

Le piante fanerogame della Svizzera insubrica : enumerate secondo il methodo decandolliano - Favrat, Louis, 1827 -1893 (H. Georg, 1890)

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

Piscium, serpentum, insectorum, aliorumque nonnullorum animalum nec non plantarum quarundam imagines :quas Marcus Catesby in posteriore parte splendidi illius operis quo Carolinae Floridae et Bahamensium Insularum traditit historiam naturalem eivsque appendice descripsit - Eisenberger, Nicolaus Friedrich, 1707 -1771 (Georgii Wolfgangi Knorrii, 1777)

Plant inventory - United States. Agricultural Research Service. (Northeastern Region, Agricultural Research Center-West, 1934)

Plant inventory - United States. Agricultural Research Service. (Northeastern Region, Agricultural Research Center-West, 1956)

Plant inventory - United States. Agricultural Research Service. (Northeastern Region, Agricultural Research Center-West, 1958)

Plant inventory - United States. Agricultural Research Service. (Northeastern Region, Agricultural Research Center-West, 1966)

Plant inventory - United States. Agricultural Research Service. (Northeastern Region, Agricultural Research Center-West, 1967)

Plant inventory - United States. Agricultural Research Service. (Northeastern Region, Agricultural Research Center-West, 1968)

Plantae Europeae.Enumeratio systematica et synonymica plantarum phaenerogamicarum in Europa sponte crescentium vel mere inquilinarum - Richter, Karl, 1855 -1891 (W. Engelmann, 1890)

Plantarum a Josepho Comollio ... in Lariensi provincia lectarum enumeratio : quam ipse in botanophilorum usu atque commodo exhibet uti prodromum florae Comensis - Comolli, Giuseppe, 1780 -1849 (C.P. Ostinelli, 1824)

Plantas Romaniae hucusque cognitas - Kanitz, Ágost, 1843 -1896 (Apud E. Demjén, 1879)

The plants indigenous around Sharks Bay and its vicinity chiefly from collections of (...) John Forrest - Mueller, Ferdinand von, 1825 -1896 (Government Printer, 1883)

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

A pocket botanical dictionary; comprising the names, history, and culture of all plants known in Britain; with a full explanation of technical terms - Lindley, John, 1799 -1865 (J. Andrews, 1840)

The poet Gray as a naturalist : with selections from his notes on the Systema naturae of Linnaeus, and facsimiles of some of his drawings - Merrymount Press. (Charles E. Goodspeed, 1903)

The polar and tropical worlds : a popular and scientific description of man and nature in the polar and equatorial regions of the globe : embracing the combined results of all the explorations, researches and discoveries of modern times - Hartwig, G. (Georg), 1813 -1880 (C.A. Nichols, 1876)

The polar and tropical worlds : a description of man and nature in the polar and equatorial regions of the globe - Hartwig, G. (Georg), 1813 -1880 (A. L. Bancroft, 1871)

Pomona College journal of entomology - Pomona College (Claremont, Calif.). Department of Biology. (Published under the patronage of Ontario-Cucamonga Citrus Association by the Dept. of Biology of Pomona College, 1912)

Pomona College journal of entomology - Pomona College (Claremont, Calif.). Department of Biology. (Published under the patronage of Ontario-Cucamonga Citrus Association by the Dept. of Biology of Pomona College, 1910)

Popular British entomology : containing a familiar and technical description of the insects most common to the various localities of the British Isles - Catlow, Maria E. (Reeve, Benham, and Reeve, 1848)

Popular British entomology; containing a familiar and technical description of the insects most common to the localities of the British Isles - Catlow, Maria E. (Reeve and Co, 1852)

Popular British entomology : containing a familiar and technical description of the insects most common to the various localities of the British Isles - Catlow, Maria E. (Routledge, Wayne, & Routledge, 1860)

The Popular educator: a complete encyclopaedia of elementary, advanced and technical education (Cassell, 1888)

Popular natural history - Wood, J. G. (John George), 1827 -1889 (Porter & Coates, 1885)

The Popular science monthly - Harry Houdini Collection (Library of Congress) (Popular Science Pub. Co., etc, 1898)

Popular science news, formerly Boston journal of chemistry. A popular illustrated monthly devoted to the progress in zoology, botany, mineralogy, archaeology, hygiene, invention, with related physical sciences and general scientific information - Agassiz Association. (J.R. Nichols & co. [etc.], 1866)

Populäre Naturgeschichte der drei Reiche - Jussieu, Adrien de, 1797 -1853 (Verlag von Scheible, Rieger & Sattler, 1845)

Pozsonyi Orvos-Termeszettudomanyi Egyesulet Kozlemenyei - Verein für natur- und heilkunde, Pressburg (1901)

Précis des caractères gérériques des insectes, disposés dans un ordre naturel - Latreille, P. A. (Pierre André), 1762 -1833 (F. Bourdeaux, 1796)

Précis des caractères génériques des insectes, disposés dans un ordre naturel - Latreille, P. A. (Pierre André), 1762 -1833 (Prèvôt; [etc., etc, 1796)

Preliminary report of the United States Geological Survey of Wyoming : and portions of contiguous territories, (being a second annual report of progress) - Geological; Geographical Survey of the Territories (U.S.) (Govt. Print. Off, 1872)

Preliminary report of the United States Geological Survey of Montana, and portions of adjacent territories : being a fifth annual report of progress - Geological; Geographical Survey of the Territories (U.S.) (Govt. Print. Off, 1872)

Preliminary report on the forest and other vegetation of Pegu - Kurz, Wilhelm Sulpiz, 1834 -1878 (C.B. Lewis, Baptist Mission Press, 1875)

Preliminary report on the forest and other vegetation of Pegu - Kurz, Wilhelm Sulpiz, 1834 -1878 (Lewis, 1875)

Die preussische expedition nach Ost-Asien : nach amtlichen quellen. V. 1, Zoologischer theil - Martens, Eduard von, 1831 -1904 (R. v. Decker, 1876)

Primæ Lineæ cognitionis insectorum - Schluga, Johann Baptist. (Impensis Joannis Pauli Kraus, 1767)

The principal household insects of the United States - Howard, L. O. (Leland Ossian), 1857 -1950 (U.S. Dept. of Agriculture, Division of Entomology, 1896)

Principles of geology : or the modern changes of the earth and its inhabitants considered as illustrative of geology - Lyell, Charles, Sir, 1797 -1875 (John Murray, 1867)

Principles of zoölogy : a guide for beginners - Schiedt, Richard Francis Conrad, 1859 -1951 (Examiner Printing House, 1892)

Prirodoslovna istraživanja - Jugoslavenska akademija znanosti i umjetnosti. (1916)

Proceedings. - Entomological Society of Ontario. (1887)

Proceedings - Entomological Society of Canada (1863-1871) (Entomological Society of Ontario, 1900)

Proceedings - Entomological Society of Canada (1863-1871) (Entomological Society of Ontario, 1895)

Proceedings and transactions of the British Entomological and Natural History Society - British Entomological; Natural History Society. (British Entomological and Natural History Society, 1974)

Proceedings and transactions of the British Entomological and Natural History Society - British Entomological; Natural History Society. (British Entomological and Natural History Society, 1976)

Proceedings and transactions of the British Entomological and Natural History Society - British Entomological; Natural History Society. (British Entomological and Natural History Society, 1980)

The Proceedings and transactions of the Nova Scotian Institute of Science - Nova Scotian Institute of Science. (Nova Scotian Institute of Science, 1915)

Proceedings and transactions of the Royal Society of Canada. Délibérations et mémoires de la Société royale du Canada - Royal Society of Canada. (Société royale du Canada, 1902)

Proceedings and transactions of the Royal Society of Canada. Délibérations et mémoires de la Société royale du Canada - Royal Society of Canada. (Société royale du Canada, 1907)

Proceedings and transactions of the Royal Society of Canada. Délibérations et mémoires de la Société royale du Canada - Royal Society of Canada. (Société royale du Canada, 1916)

Proceedings and transactions of the Royal Society of Canada. Délibérations et mémoires de la Société royale du Canada - Royal Society of Canada. (Société royale du Canada, 1919)

Proceedings and transactions of the South London Entomological & Natural History Society - South London Entomological; Natural History Society (The Society, 1935)

Proceedings and transactions of the South London Entomological & Natural History Society - South London Entomological; Natural History Society (The Society, 1943)

Proceedings and transactions of the South London Entomological & Natural History Society - South London Entomological; Natural History Society (The Society, 1953)

Proceedings and transactions of the South London Entomological & Natural History Society - South London Entomological; Natural History Society (The Society, 1956)

Proceedings - Cambridge Philosophical Society. Mathematical and physical sciences - Cambridge Philosophical Society. (Cambridge Philosophical Society [etc.], 1908)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1857)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1871)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1901)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1902)