The imported pine sawfly
By: by William Middleton
Series: Department bulletin / United States Department of Agriculture -- no. 1182; Department bulletin (United States. Dept. of Agriculture) -- no. 1182.
Publisher: U.S. Dept. of Agriculture
Published: 1923
Place of publication: Washington, D.C
Language: eng
Number of pages: 22
Subjects: Pine; Diseases and pests; Diprionidae
Notes: Caption title.

"December 12, 1923."