Development and significance of the great soil groups of the United States /

Contribution from Bureau of Chemistry and Soils.

List of publications of the United States Department of Agriculture from January, 1931, to December, 1935, inclusive : compiled with comparison with the originals /

Supplemented by Miscellaneous publications no. 9 and 153, by Mabel G. Hunt.

A graphic summary of physical features and land utilization in the United States /

"Issued May 1937."

Work of the United States Forest Service /

"This publication supersede3s Department Circular 211, Government Forest Work, issued in April 1922."

Work of the United States Forest Service /

"This publication supersedes Department Circular 211, Government Forest Work, issued in April 1922."

Work of the United States Forest Service /

"Originally issued January 1938."

The distribution of important forest trees of the United States /

Includes index.

Housing requirements of farm families in the United States /

"February 1939."

List of the agricultural periodicals of the United States and Canada published during the century July 1810 to July 1910 /

Cover title.

Are we well fed? : a report on the diets of families in the United States /

Includes bibliographical references (p. 28).

Eradication of the Parlatoria date scale in the United States /

Caption title.

The Work of the United States Cotton Ginning Laboratory.

"Issued August 1941."

Motion pictures of the United States Department of Agriculture, 1941.

Includes index.

United States animal husbandry experiment farm, Beltsville, Maryland /

Cover title.

Farm-mortgage credit facilities in the United States /

Includes index.