Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1920)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1921)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1923)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1848)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1891)

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

Proceedings of the Zoological Society of London : an index to the artists, 1848-1900 - Johnson, Bryan R., 1956 - (Garland, 1986)

Prodromus florae Hispanicae :seu Synopsis methodica omnium plantarum in Hispania, sponte nascentium vel frequentius cultarum quae innotuerunt - Willkomm, Moritz, 1821 -1895 (E. Schweizerbart, 1880)

Program and abstracts, Beltsville Symposium XVIII : Pest management : biologically based technologies : May 2-6, 1993 - United States. Agricultural Research Service. (U.S. Dept. of Agriculture, Agricultural Research Service, 1993)

Progress report - Center for Medical, Agricultural; Veterinary Entomology (U.S.) (The Center, 1998)

Progress report - Center for Medical, Agricultural; Veterinary Entomology (U.S.) (The Center, 1999)

Progress report - Center for Medical, Agricultural; Veterinary Entomology (U.S.) (The Center, 1997)

Protecting and enhancing America's forests and rangelands : 1986 research accomplishments - United States. Forest Service. (U.S. Dept. of Agriculture, Forest Service, 1987)

The protection of beans, peas and lentils, 1979-April 1990 : citations from AGRICOLA concerning diseases and other environmental considerations - National Agricultural Library (U.S.) (National Agricultural Library, 1990)

The protection of cotton, December 1984 - February 1989 : citations from AGRICOLA concerning diseases and other environmental considerations - National Agricultural Library (U.S.) (U.S. Environmental Protection Agency, Office of Pesticide Programs, 1989)

The protection of cucurbits, 1979-April 1990 : citations from AGRICOLA concerning diseases and other environmental considerations - National Agricultural Library (U.S.) (U.S. Dept. of Agriculture, National Agricultural Library, 1990)

The protection of hays, 1979-85 : citations from Agricola concerning diseases and other environmental consideration - National Agricultural Library (U.S.) (United States Dept. of Agriculture, National Agricultural Library, 1986)

The protection of minor vegetable crops, 1985-1989 : citations from AGRICOLA concerning diseases and other environmental considerations - National Agricultural Library (U.S.) (U.S. Dept. of Agriculture, National Agricultural Library, 1990)

The protection of ornamental plants, 1979-April 1989 : citations from AGRICOLA concerning diseases and other environmental considerations - National Agricultural Library (U.S.) (U.S. Dept. of Agriculture, National Agricultural Library, 1989)

The protection of peanuts, January 1979-July 1985 : citations from AGRICOLA concerning diseases and other environmental considerations - National Agricultural Library (U.S.) (U.S. Dept. of Agriculture, National Agricultural Library, 1986)

The protection of pome fruits, 1979–March 1985 : citations from Agricola concerning diseases and other environmental considerations - National Agricultural Library (U.S.) (U.S. Dept. of Agriculture, National Agricultural Library, 1985)

The protection of pome fruits, March 1985-May 1992 : citations from AGRICOLA concerning diseases and other environmental considerations - National Agricultural Library (U.S.) (National Agricultural Library, 1992)

The protection of sorghum and millets, January 1979 - July 1985 : citations from AGRICOLA concerning diseases and other environmental considerations - National Agricultural Library (U.S.) (U.S. Dept of Agriculture, National Agricultural Library, 1986)

The protection of soybeans, January 1980-November 1984 : citations from Agricola concerning diseases and other environmental considerations - National Agricultural Library (U.S.) (U.S. Dept. of Agriculture, National Agricultural Library, 1985)

The protection of tropical and subtropical fruits, 1979-April 1990 : citations from AGRICOLA concerning diseases and other environmental considerations - National Agricultural Library (U.S.) (U.S. Dept. of Agriculture, National Agricultural Library, 1990)

The protection of wheat, January 1980 - December 1984 : citations from Agricola concerning diseases and other environmental considerations - National Agricultural Library (U.S.) (U.S. Dept. of Agriculture, National Agricultural Library, 1985)

The protection of wheat, January 1985-February 1989 : citations from AGRICOLA concerning diseases and other environmental considerations - National Agricultural Library (U.S.) (U.S. Dept. of Agriculture, National Agricultural Library, 1989)

Pseudoxia epidemica; or, Enquiries into very many received tenents, and commonly presumed truths. Whereunto is added Religio medici: and a discourse of the sepulchral-urnes lately found in Norfolk.Together with the Garden of Cyrus ... - Browne, Thomas, Sir, 1605 -1682 (Printed for Nath. Ekins, at the Gun in Pauls Church-yard, 1659)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1876)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1874)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1879)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1877)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1890)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1904)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1905)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1910)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1938)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1948)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1951)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1954)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1959)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1965)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1966)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1968)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1976)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1981)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 2009)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 2010)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 2011)