Index to Technical bulletins, nos. 501-750
By: by Mabel Hunt Doyle.
Contributors: United States. Dept. of Agriculture.
Publisher: U.S. G.P.O.
Published: 1941
Place of publication: Washington
Language: eng
Number of pages: 169
Subjects: Agriculture -- Periodicals -- Indexes
Genres: Indexes.
Notes: At head of title: United States Department of Agriculture.