Pamphlets on forestry. Fish and game (1900)

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

Papers from the Tortugas Laboratory of the Carnegie Institution of Washington - Carnegie Institution of Washington. Department of Marine Biology. (Carnegie Institution of Washington, 1908)

Papers from the Tortugas Laboratory of the Carnegie Institution of Washington - Carnegie Institution of Washington. Department of Marine Biology. (Carnegie Institution of Washington, 1914)

Papers from the Tortugas Laboratory of the Carnegie Institution of Washington - Carnegie Institution of Washington. Department of Marine Biology. (Carnegie Institution of Washington, 1917)

Papers from the Tortugas Laboratory of the Carnegie Institution of Washington - Carnegie Institution of Washington. Department of Marine Biology. (Carnegie Institution of Washington, 1918)

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

Parasites of fishes of the Woods Hole region - Linton, Edwin, 1855 -1939 (Govt. print. off, 1901)

Partial synopsis of the fresh water fishes of North Carolina - Cope, E. D. (Edward Drinker), 1840 -1897 ([publisher not identified], 1877)

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

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)

Pesticides monitoring journal - United States. Chemical Information Division. (Technical Services Division, Office of Pesticide Programs, U.S. Environmental Protection Agency, 1972)

Pesticides monitoring journal - United States. Chemical Information Division. (Technical Services Division, Office of Pesticide Programs, U.S. Environmental Protection Agency, 1975)

Petri Artedi ... Ichthyologia sive opera omnia de piscibus, scilicet: Bibliotheca ichthyologica. Philosophia ichthyologica. Genera piscium. Synonymia specierum. Descriptiones specierum. Omnia in hoc genere perfectiora, quam antea ulla - Linné, Carl von, 1707 -1778 (apud Conradum Wishoff, 1738)

Petri Artedi ... Ichthyologia: sive, opera omnia de piscibus, scilicet: Bibliotheca ichthyologica. Philosophia ichthyologica. Genera piscium. Synonymia specierum. Descriptiones specierum. Omnia in hoc genere perfectiora, quam antea ulla - Artedi, Peter, 1705 -1735 (Apud Conradum Wishoff, 1738)

Petri Artedi renovati pars I. et II. [III-V] : i.e. bibliotheca et philosophia ichthyologica - Linné, Carl von, 1707 -1778 (Impensis A.F. Röse, 1789)

Petri Artedi renovati pars I. et II. [III-V] : i.e. bibliotheca et philosophia ichthyologica - Linné, Carl von, 1707 -1778 (Impensis A.F. Röse, 1793)

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)

Pflügers Archiv für die gesamte Physiologie des Menschen und der Tiere (M. Hager, 1912)

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, 1917)

Pflügers Archiv für die gesamte Physiologie des Menschen und der Tiere (M. Hager, 1920)

Pflügers Archiv für die gesamte Physiologie des Menschen und der Tiere (M. Hager, 1922)

Pflügers Archiv für die gesamte Physiologie des Menschen und der Tiere (M. Hager, 1911)

Phanerogamen-Flora des Fürstenthums Lüneburg und seiner nächsten Begränzung : Tabellen zu einer leichten Bestimmung aller daselbst wildwachsenden und der in Gärten und Feldern häufig gebauten phanerogamischen Gewächse - Steinvorth, Heinrich. (Stern, 1849)

The Philippine journal of science - Philippines. National Science Development Board. (Bureau of Science, 1910)

The Philippine journal of science - Philippines. National Science Development Board. (Bureau of Science, 1916)

The Philosophical magazine and journal : comprehending various branches of science, the liberal and fine arts, agriculture, manufactures, and commerce (R. Taylor, 1825)

Philosophie des organischen : Gifford-vorlesungen gehalten an der Universität Aberdeen in den Jahren 1907-1908 - Driesch, Hans, 1867 -1941 (W. Engelmann, 1909)

Photoperiodism and related phenomena in plants and animals; proceedings - Withrow, Robert B. 1904 -1958 (1959)

The physical basis of heredity - Morgan, Thomas Hunt, 1866 -1945 (Lippincott, 1919)

Physical chemistry in the service of medicine; seven addresses - Fischer, Martin, 1879 - (J. Wiley & sons; [etc.,etc], 1907)

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)