A popular history of British zoophytes, or corallines - Landsborough, D. (David), 1779 -1854 (Reeve and co, 1852)

Popular Science Review (1866)

Popular scientific recreations in natural philosophy, astronomy, geology, chemistry - Tissandier, Gaston, 1843 -1899 (Ward, Lock, 1883)

The porifera and coelentera - Bourne, Gilbert C. (Gilbert Charles), 1861 -1933 (Adam & Charles Black, 1900)

Postilla - Peabody Museum of Natural History. (Peabody Museum of Natural History, 1968)

Postilla - Peabody Museum of Natural History. (Peabody Museum of Natural History, 1973)

Postilla - Peabody Museum of Natural History. (Peabody Museum of Natural History, 1987)

Postilla - Peabody Museum of Natural History. (Peabody Museum of Natural History, 1997)

Postilla - Peabody Museum of Natural History. (Peabody Museum of Natural History, 2000)

Postilla - Peabody Museum of Natural History. (Peabody Museum of Natural History, 2003)

The pottery and ceramics of David and Hermia Boyd - Vader, John. (Phillip Mathews, 1977)

Pottsville fauna of Ohio - Morningstar, Helen, 1891 - (1922)

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

Practical zoology for medical & junior students - Bonde, Cecil von, 1895 -1983 (W. Wood, 1922)

Precious stones, a popular account of their characters, occurrence and applications, with an introduction to their determination, for mineralogists, lapidaries, jewellers, etc. With an appendix on pearls and coral - Bauer, Max, 1844 -1917 (C. Griffin and Company, Ltd, 1904)

A predesign report on marine waste disposal - Brown; Caldwell. (B&C, 1971)

Principles of animal biology - Shull, A. Franklin (Aaron Franklin), 1881 -1961 (McGraw-Hill, 1920)

Principles of animal biology - Shull, A. Franklin (Aaron Franklin), 1881 -1961 (McGraw-Hill book company, inc, 1946)

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