The oyster industry - United States. Bureau of Fisheries. (Govt. Print. Off, 1881)

Palaeontographica (Theodor Fischer, 1888)

Palaeontographica Americana - Paleontological Research Institution (Ithaca, N.Y.) (Paleontological Research Institution, 1929)

Palaeontographica Americana - Paleontological Research Institution (Ithaca, N.Y.) (Paleontological Research Institution, 1956)

Palaeontology - Palaeontological Association (Palaeontological Association, 1967)

Palaeontology - Palaeontological Association (Palaeontological Association, 1969)

Palaeontology - Palaeontological Association (Palaeontological Association, 1971)

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

Papers presented at the Celebration of the Twentieth Anniversary of the New York Botanical Garden, September 6-9, 1915. Published by the aid of the David Lydig Fund, bequethed by Charles P. Daly - New York Botanical Garden (1916)

Pelagos, saggi sulla vita e sui prodotti del mare - Giglioli, Enrico Hillyer, 1845 -1909 (Tipografia del R. Istituto de' Sordo-Muti, 1884)

The Pelecypoda of the Miocene of Maryland - Glenn, Leonidas Chalmers, 1871 - (1904)

Perch lake mounds, with notes on other New York mounds, and some accounts of Indian trails - Beauchamp, William Martin, 1830 -1925 (New York State Education Department, 1905)

Pharmaceutical journal and transactions - Pharmaceutical Society of Great Britain. (J. & A. Churchill, 1880)

Phylogeny of the Pelecypoda : the Aviculidae and their allies - Jackson, Robert Tracy, 1861 -1948 (Boston Society of Natural History, 1890)

The physiography and geology of the coastal plain province of Virginia - Clark, William Bullock, 1860 -1917 (University of Virginia, 1912)

Pleiocene fossils of South Carolina : containing descriptions and figures of the Polyparia, Echinodermata and Mollusca - Holmes, F. S. (Francis Simmons), 1815 -1882 (Russell & Jones, 1857)

Pleiocene fossils of South Carolina : containing descriptions and figures of the Polyparia, Echinodermata and Mollusca - Holmes, F. S. (Francis Simmons), 1815 -1882 (Russell & Jones, 1860)

The Pleistocene deposits of Sankoty Head, Nantucket, and their fossils - Cushman, Joseph A. (Joseph Augustine), 1881 -1949 (1906)

Pleistocene deposits of South Carolina : with an especial attempt at ascertaining what must have been the environmental conditions under which the Pleistocene Mollusca of the state lived / by Griffith Thompson Pugh - Pugh, Griffith Thompson. (1905)

Pleistocene deposits of South Carolina. With an especial attempt at ascertaining what must have been the environmental conditions under which the Pleistocene Mollusca of the state lived - Pugh, Griffith Thompson. (1905)

The Plough, the loom, and the anvil (J.S. Skinner & Son], 1848)

Popular conchology : or, The shell cabinet arranged: being an introduction to the modern system of conchology, with a sketch of the natural history of the animals, an account of the formation of the shells, and a complete descriptive list of the families and genera - Catlow, Agnes, 1807? -1889 (Longman, Brown, Green, and Longmans, 1843)

A popular history of the Mollusca; comprising a familiar account of their classification, instincts and habits, and of the growth and distinguishing characters of their shells - Roberts, Mary, 1788 -1864 (Reeve and Benham, 1851)

Popular natural history : a description of animal life, from the lowest forms up to man - Kingsley, J. S. (John Sterling), 1854 -1929 (Estes & Lauriat, 1890)

The Popular science monthly - Harry Houdini Collection (Library of Congress) (Popular Science Pub. Co., etc, 1885)

Popular Science Review (1873)

Post-Pleiocene fossils of South-Carolina - Holmes, F. S. (Francis Simmons), 1815 -1882 (Russell & Jones, 1860)

Practical biology - Smallwood, W. M. (William Martin), 1873 -1949 (Allyn and Bacon, 1916)

Practical zoology - Hegner, Robert William, 1880 -1942 (Macmillan, 1915)

Practical zoölogy : an elementary text-book treating of the structure, life, history, and relations of animals - Davison, Alvin, 1868 -1915 (American Book Company, 1906)

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

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

Prehistoric fishing in Europe and North America - Rau, Charles, 1826 -1887 (Smithsonian Institution, 1884)

A preliminary catalogue of the shell-bearing marine mollusks and brachiopods of the southeastern coast of the United States, with illustrations of many of the species - Dall, William Healey, 1845 -1927 (Govt. Print. Off, 1903)

The preservation of fishery products for food - Stevenson, Charles Hugh, 1869 -1943 (Govt. print. off, 1899)

Principles of animal ecology - Allee, W. C. (Warder Clyde), 1885 -1955 (Saunders Co, 1949)

Principles of economic zoölogy - Daugherty, L. S. (Lewis Sylvester) 1857 -1919 (W. B. Saunders Company, 1917)

Principles of economic zoo̤logy - Daugherty, L. S. (Lewis Sylvester) 1857 -1919 (W.B. Saunders, 1915)

Principles of economic zoölogy - Daugherty, L. S. (Lewis Sylvester) 1857 -1919 (W. B. Saunders company, 1912)

Principles of economic zoölogy - Daugherty, L. S. (Lewis Sylvester) 1857 -1919 (W. B. Saunders, 1917)

Principles of economic zoölogy - Daugherty, L. S. (Lewis Sylvester) 1857 -1919 (W.B. Saunders, 1912)

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

Principles of stratigraphy - Grabau, Amadeus W. (Amadeus William), 1870 -1946 (A.G. Seiler and company, 1913)

Problems in biology - Hunter, George W. (George William), 1873 -1948 (American Book Co, 1931)

Problems in biology - Hunter, George W. (George William), 1873 -1948 (American book company, 1935)

Proceedings - Essex Institute. (1856)

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, 1892)

Proceedings and transactions of the Liverpool Biological Society - Liverpool Biological Society. (The Society, 1896)

Proceedings and transactions of the Nova Scotian Institute of Natural Science - Nova Scotian Institute of Natural Science. (Nova Scotian Institute of Natural Science, 1863)

Proceedings and transactions of the Nova Scotian Institute of Natural Science - Nova Scotian Institute of Natural Science. (Nova Scotian Institute of Natural Science, 1886)

The Proceedings and transactions of the Nova Scotian Institute of Science - Nova Scotian Institute of Science. (Nova Scotian Institute of Science, 1918)

Proceedings and transactions of the Royal Society of Canada. Délibérations et mémoires de la Société royale du Canada - Royal Society of Canada. (Société royale du Canada, 1895)

Proceedings and transactions of the Royal Society of Canada. Délibérations et mémoires de la Société royale du Canada - Royal Society of Canada. (Société royale du Canada, 1883)

Proceedings and transactions of the Royal Society of Canada. Délibérations et mémoires de la Société royale du Canada - Royal Society of Canada. (Société royale du Canada, 1909)

Proceedings of the 1st New England conference called by the Governors of the New England states, Boston, Nov. 23-24, 1908 - Governors of the New England states. (Wright & Potter, state printers, 1908)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1843)

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 Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1850)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1856)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1861)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1880)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1882)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1884)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1887)

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, 1890)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1891)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1898)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1903)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1908)

Proceedings of the American Academy of Arts and Sciences - American Academy of Arts; Sciences. (Metcalf and Co, 1917)

Proceedings of the Biological Society of Washington - Smithsonian Institution (Biological Society of Washington, 1984)

Proceedings of the Boston Society of Natural History - Boston Society of Natural History. (Boston Society of Natural History, 1845)

Proceedings of the Boston Society of Natural History - Boston Society of Natural History. (Boston Society of Natural History, 1851)

Proceedings of the Boston Society of Natural History - Boston Society of Natural History. (Boston Society of Natural History, 1854)

Proceedings of the Boston Society of Natural History - Boston Society of Natural History. (Boston Society of Natural History, 1868)

Proceedings of the Boston Society of Natural History - Boston Society of Natural History. (Boston Society of Natural History, 1871)

Proceedings of the Boston Society of Natural History - Boston Society of Natural History. (Boston Society of Natural History, 1877)

Proceedings of the Boston Society of Natural History - Boston Society of Natural History. (Boston Society of Natural History, 1890)

Proceedings of the Boston Society of Natural History - Boston Society of Natural History. (Boston Society of Natural History, 1892)

Proceedings of the Boston Society of Natural History - Boston Society of Natural History. (Boston Society of Natural History, 1899)

Proceedings of the Boston Society of Natural History - Boston Society of Natural History. (Boston Society of Natural History, 1904)

Proceedings of the Boston Society of Natural History - Boston Society of Natural History. (Boston Society of Natural History, 1914)

Proceedings of the California Academy of Sciences - California Academy of Sciences (California Academy of Sciences, 1873)

Proceedings of the Essex Institute - Essex Institute. (Essex Institute Press, 1856)

Proceedings of the Florida Academy of Sciences - Florida Academy of Sciences. (Rose Printing Co., etc, 1943)

Proceedings of the Geological Society of London - Geological Society of America. (The Society, 1845)

Proceedings of the Indiana Academy of Science - Indiana Academy of Science. ([s.n.], 1906)

Proceedings of the Indiana Academy of Science - Indiana Academy of Science. ([s.n.], 1904)

Proceedings of the Linnaean Society of New York ... - Linnaean Society of New York (Linnaean Society of New York, 1933)

Proceedings of the Linnaean Society of New York ... - Linnaean Society of New York (Linnaean Society of New York, 1937)

Proceedings of the Linnaean Society of New York ... - Linnaean Society of New York (Linnaean Society of New York, 1941)

Proceedings of the Linnaean Society of New York ... - Linnaean Society of New York (Linnaean Society of New York, 1945)

Proceedings of the Liverpool Biological Society - Liverpool Biological Society. (The Society, 1888)

Proceedings of the Malacological Society of London - Malacological Society of London (Dulau, 1899)

Proceedings of the Malacological Society of London - Malacological Society of London (Dulau, 1914)

Proceedings of the National Shellfisheries Association - National Shellfisheries Association. (Published for the National Shellfisheries Association by MPG Communications, 1954)