An index to circulars 1 to 100 of the Bureau of Entomology.

Mode of access: Internet.

The United States Department of agriculture, its structure and functions.

Mode of access: Internet.

Lantern slides and film strips of the United States Department of Agriculture /

"Issued March, 1930."

Lantern slides and film strips of the United States Department of Agriculture, Washington, D.C.

Earlier edition issued by Extension service, Office of cooperative extension work.

Directory of field activities of the Bureau of Entomology.

Includes index.

The Agricultural outlook for the southern states, 1930-31 /

"December, 1930."

The Outlook for the dairy industry and some essentials of a national dairy program /

"August, 1931."

Directory of field activities of the Bureau of Plant Industry.

Includes index.

The Agricultural outlook for the southern states, 1931-32 /

Caption title.

Directory of field activities of the Bureau of Plant Quarantine, 1933.

Includes index.

Motion pictures of the United States Department of Agriculture, 1932 /

"Issued November, 1932."

Motion pictures of the United States Department of Agriculture, 1934.

"Issued December 1934."

Directory of the Bureau of Entomology and Plant Quarantine, 1940.

Includes indexes.

The Direct marketing of hogs /

Caption title.

Motion pictures of the United States Department of Agriculture, 1935.

Cover title.