Searching for the unknown-- about insects
Series: Picture story -- no. 109; Picture story (United States. Department of Agriculture) -- no. 109.
Publisher: U.S. Dept. of Agriculture, Office of Information
Published: 1958
Place of publication: [Washington, D.C.]
Language: eng
Subjects: Insects; Physiology; Research
Other titles: About insects
Notes: Caption title.

"May 1958."

Includes 16 captioned photographs.