Palæontology, invertebrate - Woods, Henry, 1868 -1952 (The University press, 1909)

Palaeozoic Crustacea. The publications and notes on the genera and species during the past twenty years, 1895-1917 - Vogdes, Anthony Wayne, 1843 -1923 (Press of Frye & Smith, 1917)

Paludism - King's College London. (New Sydenham Society, 1893)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1881)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1886)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1918)

The Pan-Pacific entomologist - Van Duzee, Edward P. (Edward Payson), 1861 -1940 (Pacific Coast Entomological Society, 1969)

Papers and proceedings of the Royal Society of Van Diemen's Land - Royal Society of Tasmania. (Royal Society of Van Diemen's Land, 1852)

Papers and proceedings of the Royal Society of Van Diemen's Land - Royal Society of Tasmania. (Royal Society of Van Diemen's Land, 1855)

Papers from the Tortugas Laboratory of the Carnegie Institution of Washington - Carnegie Institution of Washington. Department of Marine Biology. (Carnegie Institution of Washington, 1911)

Papers from the Tortugas Laboratory of the Carnegie Institution of Washington - Carnegie Institution of Washington. Department of Marine Biology. (Carnegie Institution of Washington, 1915)

Papers in marine biology and oceanography (Pergamon Press, 1955)

Parasitology (Cambridge University Press, 1920)

Parasitology (Cambridge University Press, 1921)

Patterns and perspectives in environmental science : report prepared for the National Science Board, National Science Foundation - National Science Board (U.S.) (The Board : for sale by the Supt. of Docs., U.S. Govt. Print. Off, 1972)

Patterns and problems of development - Child, Charles Manning, 1869 -1954 (The University of Chicago Press, 1941)

Perfection brand garden, flower and field seeds : spring, 1952 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Muskogee Seed House, 1952)

Personal narrative of travels to the equinoctial regions of America, during the years 1799-1804 - Humboldt, Alexander von, 1769 -1859 (G. Bell, 1907)

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

Pesticides monitoring journal - United States. Chemical Information Division. (Technical Services Division, Office of Pesticide Programs, U.S. Environmental Protection Agency, 1979)

Pets and how to care for them - Crandall, Lee S. (Lee Saunders), 1887 -1969 (New York zoological park, 1921)

Pets; their history and care - Crandall, Lee S. (Lee Saunders), 1887 -1969 (H. Holt and company, 1917)

Pets : their history and care. With illus. from life - Crandall, Lee S. (Lee Saunders), 1887 -1969 (Holt, 1917)

Pflanzenphysiologie; Versuche und Beobachtungen an böheren und niederen Pflanzen einschliesslich Bakteriologie und Hydrobiologie mit Planktonkunde - Kolkwitz, R. (Richard), 1873 -1956 (G. Fischer, 1922)

Pflanzenphysiologie. Versuche und beobachtungen an höheren und niederen pflanzen einschliesslich bakteriologie und hydrobiologie mit planktonkunde - Kolkwitz, R. (Richard), 1873 -1956 (G. Fischer, 1914)

Pflügers Archiv für die gesamte Physiologie des Menschen und der Tiere (M. Hager, 1910)

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, 1913)

Pflügers Archiv für die gesamte Physiologie des Menschen und der Tiere (M. Hager, 1918)

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, 1876)

Phase microscopy; principles and applications - Bennett, Alva Herschel, 1895 - (Wiley, 1951)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1849)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1852)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1857)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1858)

Philosophical transactions. Series A: Mathematical and physical sciences - Royal Society (Great Britain) (1901)

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

Phyllocarida and phyllopoda - Sars, G. O. (Georg Ossian), 1837 -1927 (Printed by the Joint-stock Print. Co, 1896)

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)

Phylogeny and evolution of Crustacea : proceedings of a conference held at Cambridge, Mass, March 6-8, 1962 - Whittington, H. B. (Harry Blackmore), 1916 -2010 (Museum of Comparative Zoology, 1963)

Physical chemistry of vital phenomena, for students and investigators in the biological and medical sciences - McClendon, J. F. (Jesse Francis), 1880 -1976 (Princeton University Press, 1917)

Physical oceanography - Hill, M. N. 1919 - (Interscience Pub, 1962)

The physiological anatomy and physiology of man - Todd, Robert Bentley, 1809 -1860 (Parker, 1859)

Physiologie comparee : metamorphoses de l'homme et des animaux - Quatrefages, A. de (Armand), 1810 -1892 (J.B. Baillie`re et Fils, 1862)

Die Physiologie des Kreislaufes - Tigerstedt, Robert, 1853 -1923 (Vereinigung Wissensachaftlicher Verleger Walter de Gruyter, 1921)

Physiologie des Menschen und der Säugethiere - Du Bois-Reymond, R. (René), 1863 -1938 (August Hirschwald, 1908)

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 plants; a treatise upon the metabolism and sources of energy in plants - Pfeffer, W. (Wilhelm), 1845 -1920 (Clarendon press, 1906)

The physiology of plants. a treatise upon the metabolism and sources of energy in plants - Pfeffer, W. (Wilhelm), 1845 -1920 (Clarendon Press, 1900)

The physiology of plants; a treatise upon the metabolism and sources of energy in plants - Pfeffer, W. (Wilhelm), 1845 -1920 (Clarendon press, 1900)

The physiology of reproduction - Marshall, F. H. A. (Francis Hugh Adam), 1878 -1949 (Longmans, Green, 1910)

The physiology of reproduction - Marshall, F. H. A. (Francis Hugh Adam), 1878 -1949 (Longmans, Green and Co, 1910)

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

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

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 2019)

The Phytologist: a popular botanical miscellany - Newman, Edward, 1801 -1876 (John van Voorst, 1850)

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)