A manual of dangerous insects likely to be introduced in the United States through importations. - United States. Bureau of Entomology; Pierce, W. Dwight (William Dwight), 1881-1967. (Washington, Govt. print. off., 1917)
At head of tltle: Issued Aug. 15,1917. U.S. Dept. of agriculture, Office of the secretary. Contribution from the Bureau of entomology, L. O. Howard, chief, in collaboration with the Federal horticultural board, C. L. Martlatt, chairman.
Also available in digital form on the Internet Archive Web site.
Keywords: Insects, Injurious and beneficial