List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1971)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1951)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1984)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1956)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1985)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1968)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1961)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1948)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1973)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1987)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1980)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1983)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1964)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1969)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1957)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1955)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1982)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1960)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1962)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1978)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1965)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1952)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1970)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1966)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1967)

A list of Macro-Lepidoptera occurring in the neighbourhood of Folkestone - Knaggs, H. Guard (Henry Guard), 1832 -1908 (Folkestone Natural History Society, 1870)

London Naturalist - London Natural History Society. (London Natural History Society, 1922)

London Naturalist - London Natural History Society. (London Natural History Society, 1929)

London Naturalist - London Natural History Society. (London Natural History Society, 1932)

London Naturalist - London Natural History Society. (London Natural History Society, 1933)

London Naturalist - London Natural History Society. (London Natural History Society, 1934)

London Naturalist - London Natural History Society. (London Natural History Society, 1935)

London Naturalist - London Natural History Society. (London Natural History Society, 1936)

London Naturalist - London Natural History Society. (London Natural History Society, 1937)

London Naturalist - London Natural History Society. (London Natural History Society, 1939)

London Naturalist - London Natural History Society. (London Natural History Society, 1940)

London Naturalist - London Natural History Society. (London Natural History Society, 1943)

London Naturalist - London Natural History Society. (London Natural History Society, 1944)

London Naturalist - London Natural History Society. (London Natural History Society, 1950)

London Naturalist - London Natural History Society. (London Natural History Society, 1952)

London Naturalist - London Natural History Society. (London Natural History Society, 1953)

London Naturalist - London Natural History Society. (London Natural History Society, 1954)

London Naturalist - London Natural History Society. (London Natural History Society, 1955)

London Naturalist - London Natural History Society. (London Natural History Society, 1965)

London Naturalist - London Natural History Society. (London Natural History Society, 1966)

London Naturalist - London Natural History Society. (London Natural History Society, 1972)

London Naturalist - London Natural History Society. (London Natural History Society, 1981)

London Naturalist - London Natural History Society. (London Natural History Society, 1986)

London Naturalist - London Natural History Society. (London Natural History Society, 1987)

London Naturalist - London Natural History Society. (London Natural History Society, 1989)

London Naturalist - London Natural History Society. (London Natural History Society, 1991)

London Naturalist - London Natural History Society. (London Natural History Society, 1992)

London Naturalist - London Natural History Society. (London Natural History Society, 1993)

London Naturalist - London Natural History Society. (London Natural History Society, 1994)

London Naturalist - London Natural History Society. (London Natural History Society, 1995)

London Naturalist - London Natural History Society. (London Natural History Society, 1996)

London Naturalist - London Natural History Society. (London Natural History Society, 1998)

London Naturalist - London Natural History Society. (London Natural History Society, 1999)

London Naturalist - London Natural History Society. (London Natural History Society, 2000)