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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, 1961)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1963)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1965)

Proceedings of the Entomological Society of Washington - Entomological Society of Washington (Entomological Society of Washington, 1966)

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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, 1982)

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