Proceedings of the Royal Physical Society of Edinburgh - Royal Physical Society of Edinburgh. (The Society, 1885)

Proceedings of the Royal Physical Society of Edinburgh - Royal Physical Society of Edinburgh. (The Society, 1904)

Proceedings of the Royal Physical Society of Edinburgh - Royal Physical Society of Edinburgh. (The Society, 1909)

Proceedings of the Royal Society of Edinburgh - Royal Society of Edinburgh. (Royal Society of Edinburgh, 1886)

Proceedings of the Royal Society of Edinburgh - Royal Society of Edinburgh. (Royal Society of Edinburgh, 1914)

Proceedings of the Royal Society of Edinburgh - Royal Society of Edinburgh. (Royal Society of Edinburgh, 1916)

Proceedings of the Royal Society of London. Series B, Containing papers of a Biological character - Royal Society (Great Britain) (Printed for the Royal Society and sold by Harrison & Sons, 1905)

Proceedings of the Royal Society of London. Series B, Containing papers of a Biological character - Royal Society (Great Britain) (Printed for the Royal Society and sold by Harrison & Sons, 1907)

Proceedings of the Royal Society of London. Series B, Containing papers of a Biological character - Royal Society (Great Britain) (Printed for the Royal Society and sold by Harrison & Sons, 1908)

Proceedings of the Royal Society of London. Series B, Containing papers of a Biological character - Royal Society (Great Britain) (Printed for the Royal Society and sold by Harrison & Sons, 1909)

Proceedings of the Royal Society of London. Series B, Containing papers of a Biological character - Royal Society (Great Britain) (Printed for the Royal Society and sold by Harrison & Sons, 1910)

Proceedings of the Royal Society of London. Series B, Containing papers of a Biological character - Royal Society (Great Britain) (Printed for the Royal Society and sold by Harrison & Sons, 1917)

Proceedings of the Royal Society of London - Royal Society (Great Britain) (The Society, 1875)

Proceedings of the Royal Society of London - Royal Society (Great Britain) (The Society, 1878)

Proceedings of the Royal Society of London - Royal Society (Great Britain) (The Society, 1881)

Proceedings of the Royal Society of London - Royal Society (Great Britain) (The Society, 1883)

Proceedings of the Royal Society of London - Royal Society (Great Britain) (The Society, 1884)

Proceedings of the Royal Society of London - Royal Society (Great Britain) (The Society, 1885)

Proceedings of the Royal Society of London - Royal Society (Great Britain) (The Society, 1892)

Proceedings of the Royal Society of Victoria - Royal Society of Victoria (Melbourne, Vic.) (The Society, 1894)

Proceedings of the Royal Society of Victoria - Royal Society of Victoria (Melbourne, Vic.) (The Society, 1912)

Proceedings of the San Diego Society of Natural History - San Diego Society of Natural History. (San Diego Society of Natural History, 1992)

Proceedings of the section of sciences - Koninklijke Akademie van Wetenschappen (Netherlands) (Johannes Müller, 1902)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1883)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1885)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1889)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1898)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1901)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1903)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1906)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1911)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1920)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1943)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1951)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1956)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1963)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1967)

Proceedings of the Washington Academy of Sciences - Washington Academy of Sciences (Washington, D.C.) (Washington Academy of Sciences, 1908)

Proceedings of the Yorkshire Geological Society - Yorkshire Geological Society. (Yorkshire Geological Society, 1914)

Proceedings of the Zoological and Acclimatisation Society of Victoria, and report of the annual meeting of the society - Zoological; Acclimatisation Society of Victoria. (F. A. Masterman, 1878)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1847)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1850)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1865)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1878)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1879)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1880)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1898)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1900)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1902)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1903)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1908)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1912)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1833)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1830)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1871)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1901)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1911)

Prodromus descriptionis animalium evertebratorum, quae in expeditione ad oceanum Pacificum Septentrionalem, Johanne Rogers duce a Republica Federata missa - Stimpson, William, 1832 -1872 (Academy of Natural Sciences, 1857)

Prodromus faunae mediterraneae, sive Descriptio animalium maris Mediterranei incolarum, quam comparata silva rerum quatenus innotuit, adiectis locis et nominibus vulgaribus eorumque auctoribus - Carus, Julius Victor, 1823 -1903 (E. Schweizerbart, 1885)

Prodromus faunae mediterraneae, sive Descriptio animalium maris Mediterranei incolarum, quam comparata silva rerum quatenus innotuit, adiectis locis et nominibus vulgaribus eorumque auctoribus - Carus, Julius Victor, 1823 -1903 (E. Schweizerbart, 1889)

Propriétés optiques des muscles - Vlès, Fred, 1885 - (A. Hermann, 1911)

Protozoa - Schwager, Conrad. (C.F. Winter, 1887)

Die Protozoen als Krankheitserreger : Nachtraege - Pfeiffer, L. (Ludwig), 1842 -1921 (G. Fischer, 1895)

Die Protozoen als Parasiten und Krankheitserreger nach biologischen Gesichtspunkten dargestellt - Doflein, Franz, 1873 -1924 (Fischer, 1901)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1891)

The psychic life of insects - Howard, L. O. (Leland Ossian), 1857 -1950 (T.Fisher Unwin, 1922)

Publication. Field Museum of Natural History. Geological series - Field Museum of Natural History. (The Museum, 1935)

Publications - Puget Sound Biological Station - Puget Sound Biological Station. (Puget Sound Biological Station, University of Washington, 1915)

Publications: studies from the Dept. of Anatomy - Cornell University. Medical College. (1910)

Puget Sound Marine Station publications - Puget Sound Marine Station (Puget Sound Marine Station, University of Washington?, 1917)

Die purpurbakterien : nach neuen untersuchungen; eine mikrobiologische studie - Molisch, Hans, 1856 -1937 (Fischer, 1907)

Das Quadersandsteingebirge oder Kreidegebirge in Deutschland - Geinitz, Hanns Bruno, 1814 -1900 (Craz & Gerlach, 1849)

Quadro elementar da historia natural dos animaes - Cuvier, Georges, baron, 1769 -1832 (impresso por H. Bryer, 1815)

The quadrupeds of North America - Audubon, John James, 1785 -1851 (V.G. Audubon, 1851)