Some of the principal insect enemies of coniferous forests in the United States.
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TextPublication details: Washington, 1903.Description: p. 265-282. illus., pl. xxviii-xxix. 23 cmSubject(s): LOC classification: - SB761 .H8
- Also available in digital form on the Internet Archive Web site.
In: United States, Dept of agriculture. Yearbook, 1902, p. 265-282. illus., pl. xxviii-xxix. 23 cm. Washington, 1903.
Also available in digital form on the Internet Archive Web site.
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