Mixing emulsified mineral lubricating oils with deep-well waters and lime-sulphur solutions
By: by W.W. Yothers and J.R. Winston
Contributors: Winston, John R. (John Robinson), b. 1890
Series: Department bulletin / United States Department of Agriculture -- no. 1217; Department bulletin (United States. Dept. of Agriculture) -- no. 1217.
Publisher: U.S. Dept. of Agriculture
Published: 1924
Place of publication: Washington, D.C
Language: eng
Subjects: Spraying; Insecticides
Notes: Caption title.

"December 3, 1924."

Bibliography: p. 5.