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Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1951)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1952)

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, 1955)

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, 1957)

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Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1968)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1969)

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Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1971)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1972)

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, 1975)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1976)