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You searched for: Start Over Topic Forests and forestry Remove constraint Topic: Forests and forestry Photographer Henderson, Robert W. (Robert Wesley), 1914-2006 Remove constraint Photographer: Henderson, Robert W. (Robert Wesley), 1914-2006 Rights In Copyright Remove constraint Rights: In Copyright

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1. Larvae killed by virus, La Grande, Oregon, 1976

Larvae killed by virus, La Grande, Oregon, 1976

Description: Original note: Adult female.

2. Larvae on tree killed by virus, La Grande, Oregon, 1976

Larvae on tree killed by virus, La Grande, Oregon, 1976

3. Larvae killed by virus, La Grande, Oregon, 1976

Larvae killed by virus, La Grande, Oregon, 1976

4. Larvae killed by virus, La Grande, Oregon, 1976

Larvae killed by virus, La Grande, Oregon, 1976

5. Closeup of damage by feeding larvae on tree, La Grande, Oregon, 1976

Closeup of damage by feeding larvae on tree, La Grande, Oregon, 1976

6. Damaged trees in forest near La Grande, Oregon, 1976

Damaged trees in forest near La Grande, Oregon, 1976

7. Damaged trees in forest near La Grande, Oregon, 1976

Damaged trees in forest near La Grande, Oregon, 1976

8. Lakes, Streams and Forests presentation slide, circa 1970

Lakes, Streams and Forests presentation slide, circa 1970

Description: Textual title slide.

9. Aerial view of New York forest, circa 1965

Aerial view of New York forest, circa 1965

10. Aerial view of New York forest, circa 1965

Aerial view of New York forest, circa 1965