Finding hidden insects
Subtitle: student or classroom science project no. 1.
Series: PA -- 786; Program aid (United States. Department of Agriculture) -- no. 786.
Publisher: U.S. Dept. of Agriculture
Published: 1966
Place of publication: [Washington, D.C.?]
Language: eng
Subjects: Insects; Entomology; Study and teaching
Notes: Caption title.

"December 1966."