Entomological news.

v. 52-53 1941

Entomological news.

v. 50-51 1939

Entomological news.

v. 58-59 1947

Entomological news.

v. 62-63 1951

Proceedings of the Entomological Society of Washington.

v. 17 1915

Proceedings of the Entomological Society of Washington.

v. 23-24 1921-1922

Entomological news.

v. 64-65 1953

Proceedings of the Entomological Society of Washington.

v. 18-19 1916-1917

Entomological news.

v. 48-49 1937

Proceedings of the Entomological Society of Washington.

v. 11 1909

Proceedings of the Entomological Society of Washington.

v. 10 1908

Entomological news.

v. 56-57 1945

Entomological news.

v. 60-61 1949

Proceedings of the Entomological Society of Washington.

v. 14 1912

Entomological news.

v. 54-55 1943