Annotated list of the insects and mites associated with stored grain and cereal products, and of their arthropod parasites and predators /

"July 1937."

A graphic summary of farm taxation /

"Issued February 1937."

A graphic summary of farm machinery, facilities, roads, and expenditures : based largely on the census of 1930 and 1935 /

"Issued July 1937."

A graphic summary of farm labor and population : based largely on the census of 1930 and 1935 /

"Issued November 1937."

A graphic summary of the number, size, and type of farm, and value of products : (based largely on the census of 1930 and 1935) /

"Issued October 1937."

A graphic summary of farm crops : (based largely on the census of 1930 and 1935) /

"Issued March 1938."

A graphic summary of agricultural credit /

"Issued September 1938."

A graphic summary of farm animals and animal products : (based largely on the census of 1930 and 1935) /

"Issued February 1939."

To hold this soil /

"August 1938."

Workers in subjects pertaining to agriculture in land-grant colleges and experiment stations, 1937-38 /

Includes index.

List of bulletins of the agricultural experiment stations for the calendar years 1935 and 1936 /

Includes indexes.

Sales of cotton for future delivery, 1925-26 to 1935-36 /

"September 1937."

Use of the rapid whole-blood test for pullorum disease /

Issued June 1939 ; Slightly rev. Apr. 1941.

List of bulletins of the agricultural experiment stations for the calendar years 1937 and 1938 /

Includes indexes.

Directory of field activities of the Bureau of Biological Survey, 1939.

Includes index.