A hand-operated insect aspirator
By: Irving Keiser
Contributors: United States. Agricultural Research Service
Series: ARS -- 33-44; ARS (Series) (United States. Agricultural Research Service) -- 33-44.
Publisher: U.S. Dept. of Agriculture, Agricultural Research Service
Published: 1958
Place of publication: [Beltsville, Md.?]
Language: eng
Subjects: Entomology; Experiments; Laboratories; Equipment and supplies
Notes: Caption title.

"March 1958."

Includes bibliographical references (p. 4).