Insect powder /
by C.C. McDonnell, R.C. Roark and G.L. Keenan.

Description

Main Author

McDonnell, C. C. (Curtis Criss), 1875-

Related Names

Roark, R. C. (Ruric Creegan)
Keenan, George Lawrence, 1886-

Language(s)

English

Published

Washington, D.C. : U.S. Dept. of Agriculture, 1920.

Subjects

Insecticides

Note

"Professional paper."
Caption title.
"June 3, 1920."

Physical Description

100 p., 4 p. of plates ; 23 cm.

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