Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1870)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1871)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1873)

Philosophical transactions. Series A: Mathematical and physical sciences - Royal Society (Great Britain) (1894)

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)

The Phoenix - Jennings, Michael C. (M.C. Jennings, 2012)

The Phoenix - Jennings, Michael C. (M.C. Jennings, 2013)

Phylogenetic, behavioral, and dietary constraints on felid masticatory morphology - Duke University. Department of Biological Anthropology; Anatomy. (1995)

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

The physical geology and geography of Great Britain : a manual of British geology - Woodward, Horace B. (Horace Bolingbroke), 1848 -1914 (E. Stanford, 1878)

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)

Die Pithecanthropus-Schichten auf Java. Geologische und paläontologische Ergebnisse der Trinil-Expedition (1907 und 1908), ausgeführt mit Unterstützung der Akademischen Jubiläumsstiftung der Stadt Berlin und der Königlich bayerischen Akademi der Wissenschaften - Königlich Bayerische Akademie der Wissenschaften (W. Engelmann, 1911)

The plant : a biography - Henfrey, Arthur, 1819 -1859 (H. Bailliere, 1848)

The plant; a biography. In a series of thirteen popular lectures - Henfrey, Arthur, 1819 -1859 (H. Bailliere, 1853)

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

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

The Pliocene deposits of Britain - Reid, Clement, 1853 -1916 (Printed for HMSO by Eyre and Spottiswoode, 1890)

The Pliocene floras of the Dutch-Prussian border - Reid, Clement, 1853 -1916 (M. Nijhoff, 1915)

The polar and tropical worlds: a description of man and nature in the polar and equatorial regions of the globe. Two volumes in one - Hartwig, G. (Georg), 1813 -1880 (C.A. Nichols & Co, 1874)

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 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 lectures on the study of natural history and the sciences, vegetable physiology, zoology, the animal and vegetable poisons : and on the human faculties, mental and corporeal, as delivered before the Isle of Wight Philosophical Society - Lempriere, William. (Whittaker, Treacher and Co, 1830)

Popular natural history (Cassell, 1900)

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

Popular official guide to the New York Zoological Park - New York Zoological Society. (New York Zoological Society, 1909)

The Popular science monthly - Harry Houdini Collection (Library of Congress) (Popular Science Pub. Co., etc, 1874)

Popular Science Review (1863)

Popular Science Review (1864)

Popular Science Review (1867)

Popular Science Review (1869)

Popular Science Review (1877)

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)

The practical study of malaria and other blood parasites - Christophers, S. R. (Samuel Rickard), 1873 -1978 (Published for the University Press of Liverpool by Williams and Norgate, 1908)

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, 1848)

Pre-historic times - Lubbock, John, Sir, 1834 -1913 (Williams and Norgate, 1865)

Pre-historic times, as illustrated by ancient remains and the manners and customs of modern savages - Lubbock, John, Sir, 1834 -1913 (D. Appleton and company, 1892)

Prehistoric Europe : a geological sketch - Darwin, Charles, 1809 -1882 (Edward Stanford, 1881)

Prehistoric Europe, a geological sketch - Geikie, James, 1839 -1915 (E. Stanford, 1881)

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

The primaeval world of Switzerland - Heer, Oswald, 1809 -1883 (Longmans, Green, 1876)

The primary factors of organic evolution - Cope, E. D. (Edward Drinker), 1840 -1897 (The Open Court Publishing Company, 1896)

Primeval man; an examination of some recent speculations - Argyll, George Douglas Campbell, Duke of, 1823 -1900 (G. Routledge, 1871)

Primeval man : an examination of some recent speculations - Argyll, George Douglas Campbell, Duke of, 1823 -1900 (Strahan, 1870)

Primeval Man : an examination of some recent speculations - Argyll, George Douglas Campbell, Duke of, 1823 -1900 (1869)

Principles of geology : being an attempt to explain the former changes of the earth's surface, by reference to causes now in operation - Deshayes, G. P. (Gérard Paul), 1795 -1875 (John Murray, 1833)

Principles of geology; being an attempt to explain the former changes of the earth's surface, by reference to causes now in operation - Deshayes, G. P. (Gérard Paul), 1795 -1875 (J. Murray, 1830)

Principles of human physiology : with their chief applications to pathology, hygiène, and forensic medicine - Carpenter, William Benjamin, 1813 -1885 (Lea & Blanchard, 1845)

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 - Dorset Natural History; Archaeological Society.

Proceedings and transactions of the Liverpool Biological Society - Liverpool Biological Society. (The Society, 1890)

Proceedings and transactions of the Liverpool Biological Society - Liverpool Biological Society. (The Society, 1893)

Proceedings and transactions of the Liverpool Biological Society - Liverpool Biological Society. (The Society, 1919)

The Proceedings and transactions of the Nova Scotian Institute of Science - Nova Scotian Institute of Science. (Nova Scotian Institute of Science, 1890)

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, 1870)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1879)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1888)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1889)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1892)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1896)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1897)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1910)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1913)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1841)

Proceedings of the American Philosophical Society held at Philadelphia for promoting useful knowledge - American Philosophical Society. (American Philosophical Society, 1882)

Proceedings of the Asiatic Society of Bengal - Asiatic Society of Bengal ([The Society], 1868)

Proceedings of the Asiatic Society of Bengal - Asiatic Society of Bengal ([The Society], 1869)

Proceedings of the Biological Society of Washington - Smithsonian Institution (Biological Society of Washington, 1994)

Proceedings of the Biological Society of Washington - Smithsonian Institution (Biological Society of Washington, 1998)

Proceedings of the Biological Society of Washington - Smithsonian Institution (Biological Society of Washington, 2004)

Proceedings of the Bristol Naturalists' Society - Bristol Naturalists' Society (Bristol, England) (Bristol Naturalists' Society, 1866)

Proceedings of the Bristol Naturalists' Society - Bristol Naturalists' Society (Bristol, England) (Bristol Naturalists' Society, 1873)

Proceedings of the Bristol Naturalists' Society - Bristol Naturalists' Society (Bristol, England) (Bristol Naturalists' Society, 1910)

Proceedings of the Bristol Naturalists' Society - Bristol Naturalists' Society (Bristol, England) (Bristol Naturalists' Society, 1935)

Proceedings of the Bristol Naturalists' Society - Bristol Naturalists' Society (Bristol, England) (Bristol Naturalists' Society, 1939)

Proceedings of the Bristol Naturalists' Society - Bristol Naturalists' Society (Bristol, England) (Bristol Naturalists' Society, 1954)

Proceedings of the Bristol Naturalists' Society - Bristol Naturalists' Society (Bristol, England) (Bristol Naturalists' Society, 1970)

Proceedings of the Canadian Institute - Glenny, George, 1793 -1874 (Canadian Institute, 1881)

Proceedings of the Cleveland Naturalists' Field Club - Cleveland Naturalists' Field Club. (1903)

Proceedings of the Cotteswold Naturalists' Field Club - Cotteswold Naturalists' Field Club. (1865)

Proceedings of the Cotteswold Naturalists' Field Club - Cotteswold Naturalists' Field Club. (1872)

Proceedings of the expedition to explore the northern coast of Africa, from Tripoly eastward; in MDCCCXXI. and MDCCCXXII., comprehending an account of the Greater Syrtis and Cyrenaica; and of the ancient cities composing the pentapolis - Beechey, F. W. (Frederick William), 1796 -1856 (J. Murray, 1828)