Key to subject index of experiment station literature
By: United States Department of Agriculture, States Relations Service
Edition: Revised January 1, 1918.
Series: S.R.S. Doc. 37; S.R.S. doc -- 37.
Publisher: Government Printing Office
Published: 1918
Place of publication: Washington
Language: eng
Subjects: Agriculture; Bibliography
Notes: At head of title: U.S. Dept. of agriculture. States relations service.