Papers and proceedings of the Royal Society of Tasmania - Royal Society of Tasmania. (The Society, 1921)

Papers and proceedings of the Royal Society of Van Diemen's Land - Royal Society of Tasmania. (Royal Society of Van Diemen's Land, 1849)

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 and published notes : 1869 to 1876 - Goode, G. Brown (George Brown), 1851 -1896 (1869)

Papers from the Hopkins-Stanford Galapagos expedition, 1898-1899 - Hopkins-Stanford Galapagos Expedition, 1898-99. (The Academy, 1901)

Parasites : a treatise on the entozoa of man and animals including some account of the ectozoa - Cobbold, T. Spencer (Thomas Spencer), 1828 -1886 (J. & A. Churchill, 1879)

Parasitology - British Society for Parasitology. (Cambridge University Press, 1911)

The people's natural history, embracing Living animals of the world and Living races of mankind - Cornish, C. J. (Charles John), 1858 -1906 (The University society, 1903)

Periódico zoológico - Sociedad Entomológica Argentina. (Sociedad Entomica Argentina, 1874)

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

Petri Artedi renovati pars I. et II. [III-V] : i.e. bibliotheca et philosophia ichthyologica - Walbaum, Johann Julius, 1724 -1799 (impensis A. F. Röse, 1788)

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)

Phases of animal life, past and present - Lydekker, Richard, 1849 -1915 (Longmans, Green, and Co, 1892)

The Philippine journal of science - Philippines. National Science Development Board. (Bureau of Science, 1923)

The Philosophical magazine and journal : comprehending various branches of science, the liberal and fine arts, agriculture, manufactures, and commerce (R. Taylor, 1822)

The Philosophical magazine : or Annals of chemistry, mathematics, astronomy, natural history and general science (Richard Taylor and Co, 1828)

The Philosophical magazine : or Annals of chemistry, mathematics, astronomy, natural history and general science (Richard Taylor and Co, 1832)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1832)

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, 1862)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1865)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1866)

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, 1880)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1884)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1885)

Philosophical transactions. Series A: Mathematical and physical sciences - Royal Society (Great Britain) (1887)

Philosophical transactions. Series A: Mathematical and physical sciences - Royal Society (Great Britain) (1890)

The philosophy of natural history - Ware, John, 1795 -1864 (Brown and Taggard, 1860)

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

A physiological essay on the thymus gland - Brodie, Benjamin, Sir, 1783 -1862 (Henry Renshaw, 1845)

Physiologische Chemie - Hoppe-Seyler, Felix, 1825 -1895 (A. Hirschwald, 1877)

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, Green and Co, 1910)

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, 1922)

The pictorial gallery of English race horses : containing portraits of all the winners of the Derby, Oaks and St. Leger Stakes, during the last twenty years ; and a history of the principal operations of the turf - Cooper, Abraham, 1787 -1868 (Henry G. Bohn, 1850)

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)