Proceedings of the Entomological Society of Washington.

c.1 v.1 1884-89; v.1 (1884-1889); v.1-2 1884-1892; v.2-3(1890-95); c.1 v.2 1890-92; c.1 v.3 1893-96; v.3 (1893-1896); v.3-4 1893-1900; c.1 v.4 1896-1900; v.3-4 1893-1901; v.4 (1896-1901); v.7-9(1904-07); v.10-12(1908-10); v.4(1896-1901); v.5 (1901-1903); v.5-6 1901-04; v.5-6 1902-1904; v.5/6(1903/1904); v.7 (1904-1905); c.1 v.7-8 1905-06; v.7-8 1905-1906; v.7/8(1905/1906); v.8 (1906); v.7-9 (1905-07); v.8-9(1906-1907); v.9 (1907); v.9-10 1907-1908; v.10 (1908); v.10-11 (1908-09); v.11 (1909); c.1 v.11-12 1909-10; v.11-12 1909-1910; v.12 (1910); v.12-13 (1910-11); v.13 (1911); c.1 v.13-14 1911-12; v.13-14 1911-1912; v.14 (1912); v.15 (1913); c.1 v.15-16 1913-14; v.15-16 1913-1914; v.16 (1914); v.17 (1915); c.1 v.17-18 1915-16; v.17-18 1915-1916; v.18 (1916); v.17-18 (Mar. 1915-Dec. 1917); v.18-19 (1916-17); v.19 (1917); c.1 v.19-20 1917-18; v.20 (1918); v.19-21 1917-1919; v.20-21 (1918-19); v.18/21(1916/1919); c.1 v.21 1919; v.21 (1919); v.21-22 1919-20; v.22 (1920); c.1 v.22-23 1920-21; v.23 (1921); v.21-24 (1919/22); v.22-24 1920-1922; v.23-24 1921-22; v.24 (1922); v.25 1923; v.26 1924; v.27 1925; v.28 1926; v.29 1927; v.30 1928; v.31 1929; v.32 1930; v.33 1931; v.34 1932; v.35 1933; v.34-36 1932-1934; v.36 1934; v.37 1935; v.37-38 1935-1936; v.38 1936; v.37/39(1935/1937); v.39 1937; v.39-40 1937-1938; v.40 1938; v.41 1939; v.41-42 1939-1940; v.42 1940; v.43 1941; v.43-44 1941-1942; v.44 1942; v.45 1943; v.45-46 1943-1944; v.46 1944; v.47 1945; v.47-48 1945-1946; v.46/48(1944/1946); v.48 1946; v.49 1947; v.49-50 1947-1948; v.50 1948; v.51-52 1949-1950; v.53-54 1951-1952; v.55-56 1953-1954; v.57-58 1955-1956; v.59-60 1957-1958; v.63-64 1961-1962; v.114 no.1 2012; v.63(1961); v.64(1962)