Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1684)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1690)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1694)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1698)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1704)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1706)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1710)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1726)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1731)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1733)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1742)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1840)

Phutobasanos siue Plantarum aliquot historia : in qua describuntur diuersi generis plantae veriores, ac magis facie viribúsque respondentes antiquorum Theophrasti, Dioscoridis, Plinij, Galeni, aliorúmque delineationibus, ab alijs hucusque non animaduersæ - Colonna, Fabio, 1567 -1650 (Ex Officina Horatij Saluiani. Neapoli, M.D.XCII. Apud Io. Iacobum Carlinum, [et] Antonium Pacem, 1592)

A Phylogenetic analysis and taxonomy of iguanian lizards (Reptilia, Squamata) - Etheridge, Richard, 1929 - (University of Kansas, 1989)

Phylogenetic analysis and taxonomy of the Tropidurus group of lizards (Iguania, Tropiduridae) - Frost, Darrel R. (American Museum of Natural History, 1992)

Physica sacra - Scheuchzer, Johann Jakob, 1672 -1733 (Christian Ulrich Wagner], 1731)

Physicae sacrae specimen de locustis ... - Scheuchzer, Johann Jakob, 1672 -1733 (Litteris Heideggeri & Rahnii, 1724)

Phytobasanos, sive plantarvm aliqvot historia : in qva describvntvr diversi generis plantæ veriores, ac magis facie, viribúsque respondentes antiquorum Theophrasti, Dioscoridis, Plinij, Galeni, aliorúmque delineationibus, ab alijs hucusque non animaduersæ - Colonna, Fabio, 1567 -1650 (Apud Io. Iacobum Carlinum & Antonium Pacem, 1592)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1974)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1975)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1976)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1980)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1981)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1988)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 2009)

Phytoneuron (Guy L. Nesom, 2015)

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

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

The plant, a biography in a series of popular lectures - Henfrey, Arthur, 1819 -1859 (H. Bailliere, 1848)

Plant life - American Plant Life Society. (American Plant Life Society, 1971)

Plant life - American Plant Life Society. (American Plant Life Society, 1977)

Plant life - American Plant Life Society. (American Plant Life Society, 1978)

Plantae selectae quarum imagines ad exemplaria naturalia Londini, in hortis curiosorum nutrita - Ehret, Georg Dionysius, 1708 -1770 (s.n.], 1750)

Plantarum Guianae rariorum icones et descriptiones hactenus ineditae - Rudge, Edward, 1763 -1846 (Sumptibus auctoris, 1805)

Pleistocene birds of the palearctic : a catalogue - Nuttall Ornithological Club. (Nuttall Ornithological Club, 1998)

Plinius Secundus Nouocomensis equestribus militiis industriȩ functus, procurationes quoq[ue] splendidissimas atq[ue] continuas summa integritate administrauit ... - Pliny, the Elder, 23 or 24 -79 (Johannes de Spira)

Plinius secundus nouocomensis equestribus militiis industrie functus ... [line 12] Libros Naturalis Historiæ nouitiu camenis qritiu tuo opus natu apud me proxima fetura, &c. [Ends:–Colophon.] Quem modo tam rarum cupiens uix lector haber& : Quiq etiam fractus pene legendus eram : Restituit Venetis me nuper Spira Ioannes : Exscripsitq libros ere notante meos. Fessa manus quondam moneo : Calamusq quiescat. Nanq labor studio cessit studio cessit : & ingenio. M.CCCC.LXVIIII - Pliny, the Elder, 23 or 24 -79 (J. Spira)

Poirieria - Auckland Institute; Museum. Conchology Section. (Auckland Museum, Conchology Section, 2011)

Poirieria - Auckland Institute; Museum. Conchology Section. (Auckland Museum, Conchology Section, 2013)

Polychaetes & allies : the southern synthesis - Glasby, Christopher John (Environment Australia, 2000)

Die polycladen (seeplanarien) des golfes von Neapel und der angrenzenden meeres-abschnitte - Lang, Arnold, 1855 -1914 (W. Engelmann, 1884)

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

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)

The Popular science monthly - Harry Houdini Collection (Library of Congress) (Popular Science Pub. Co., etc, 1879)

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

The porifera and coelentera - Bourne, Gilbert C. (Gilbert Charles), 1861 -1933 (Adam & Charles Black, 1900)

Postilla - Peabody Museum of Natural History. (Peabody Museum of Natural History, 1965)

Postilla - Peabody Museum of Natural History. (Peabody Museum of Natural History, 1976)

Postilla - Peabody Museum of Natural History. (Peabody Museum of Natural History, 1980)

Postilla - Peabody Museum of Natural History. (Peabody Museum of Natural History, 2004)

A practical treatise on the use of the microscope, including the different methods of preparing and examining animal, vegetable, and mineral structures - Quekett, John, 1815 -1861 (H. Bailliere; [etc., etc.], 1852)

Precis Analytique des Travaux de l'Academie des Sciences, Belles-Lettres et Arts de Rouen - Académie des sciences, belles lettres & arts de Rouen (1808)

A preliminary discourse on the study of natural history - Swainson, William, 1789 -1855 (Printed for Longman, Rees, Orme, Brown, Green & Longman, and J. Taylor, 1834)

Primae lineae systematis naturæ : nexui naturali omnium evolutionique progressivae per nixus reascendentes superstructi - Gori͡aninov, Pavel Fedorovich, 1796 -1865 (Typis Karoli Krajanis, 1834)

Primitiae florae Salisburgensis, cum dissertatione praevia de discrimine plantarum ab animalibus - Schrank, Franz von Paula, 1747 -1835 (1792)

Principes de physiologie comparée : ou, Histoire des phénomènes de la vie dans tous les êtres qui en sont doués, depuis les plantes jusqu'aux animaux les plus complexes - Bourdon, Jean Baptiste Isidore, 1796 -1861 (J.B. Baillière, 1830)

The principles of biology - Spencer, Herbert, 1820 -1903 (D. Appleton and Company, 1881)

The principles of biology - Spencer, Herbert, 1820 -1903 (D. Appleton, 1897)

The principles of biology - Spencer, Herbert, 1820 -1903 (D. Appleton, 1899)

The principles of biology - Spencer, Herbert, 1820 -1903 (D. Appleton and company, 1914)

The principles of biology - Spencer, Herbert, 1820 -1903 (D. Appleton, 1896)

The principles of biology - Spencer, Herbert, 1820 -1903 (D. Appleton and company, 1896)

The principles of biology - Spencer, Herbert, 1820 -1903 (D. Appleton, 1910)

The principles of biology - Spencer, Herbert, 1820 -1903 (D. Appleton and company, 1898)

Principles of general and comparative physiology : intended as an introduction to the study of human physiology : and as a guide to the philosophical pursuit of natural history - Carpenter, William Benjamin, 1813 -1885 (John Churchill, 1839)

Principles of general physiology - Bayliss, William Maddock, Sir, 1860 -1924 (Longmans, 1915)

Principles of modern biology - Marsland, Douglas, 1899 - (Holt, Rinehart and Winston, 1899)

Print boeck - Heemskerk, Martin van, 1498 -1574 (1500)

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

Proboscidea : a monograph of the discovery, evolution, migration and extinction of the mastodonts and elephants of the world - Osborn, Henry Fairfield, 1857 -1935 (Published on the J. Pierpont Morgan Fund by the trustees of the American Museum of Natural History, 1936)

Proceedings - Nova Scotian Institute of Science. (1866)

Proceedings - Dorset Natural History; Archaeological Society.

The proceedings and transactions of the Nova Scotian Institute of Science, Halifax, Nova Scotia - Nova Scotian Institute of Science. (Printed for the Institute by W. McNab, 1895)

The Proceedings and transactions of the Nova Scotian Institute of Science - Nova Scotian Institute of Science. (Nova Scotian Institute of Science, 1898)

Proceedings - Dorset Natural History and Archaeological Society - Dorset Natural History; Archaeological Society. (1877)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1847)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1846)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1848)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1863)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1864)