Numerical list of current publications of the United States Department of Agriculture /

Contribution from Office of Information.

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.