Proceedings of the American Academy of Arts and Sciences - American Academy of Arts; Sciences. (Metcalf and Co, 1916)

Proceedings of the American Philosophical Society held at Philadelphia for promoting useful knowledge - American Philosophical Society. (American Philosophical Society, 1918)

Proceedings of the American Philosophical Society held at Philadelphia for promoting useful knowledge - American Philosophical Society. (American Philosophical Society, 1919)

Proceedings of the Bristol Naturalists' Society - Bristol Naturalists' Society (Bristol, England) (Bristol Naturalists' Society, 1923)

Proceedings of the California Academy of Sciences, 4th series - California Academy of Sciences (California Academy of Sciences, 1919)

Proceedings of the California Academy of Sciences, 4th series - California Academy of Sciences (California Academy of Sciences, 1920)

Proceedings of the California Academy of Sciences, 4th series - California Academy of Sciences (California Academy of Sciences, 1918)

Proceedings of the Entomological Society of British Columbia - Entomological Society of British Columbia (Entomological Society of British Columbia, 1932)

Proceedings of the Entomological Society of Ontario - Entomological Society of Ontario. (Entomological Society of Ontario, 1969)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1912)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1939)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1942)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1944)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1943)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1945)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1953)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1954)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1956)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1960)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1973)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1978)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1981)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1983)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1986)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1988)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1989)

Proceedings of the Indiana Academy of Science - Indiana Academy of Science. ([s.n.], 1916)

Proceedings of the National Academy of Sciences of the United States of America - National Academy of Sciences (U.S.) (National Academy of Sciences [etc.], 1917)

Proceedings of the Natural History Society of Glasgow - Natural History Society of Glasgow. (Natural History Society of Glasgow, 1875)

Proceedings of the South London Entomological & Natural History Society - South London Entomological; Natural History Society (South London Entomological and Natural history Society, 1928)

Proceedings of the South London Entomological & Natural History Society - South London Entomological; Natural History Society (South London Entomological and Natural history Society, 1932)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1916)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1922)

Proceedings of the Washington Academy of Sciences - Washington Academy of Sciences (Washington, D.C.) (Washington Academy of Sciences, 1902)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1902)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1901)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1903)

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

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

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1915)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1919)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1922)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1925)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1927)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1928)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1929)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1931)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1934)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1937)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1940)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1950)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1949)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1957)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1963)

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

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

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1973)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1978)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1980)

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

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1982)