993 resultados para United States. Dept. of Agriculture. Economic Research Service. Agriculture and Rural Economy Division
Resumo:
"Issued February, 1932."
Resumo:
"December, 1930."
Resumo:
"December, 1930."
Resumo:
"August, 1931."
Resumo:
Includes indexes.
Resumo:
Includes index.
Resumo:
"Issued August 1933; revised January 1937."
Resumo:
Caption title.
Resumo:
Includes index.
Resumo:
Includes index.
Resumo:
"Assisted by representatives of the Agricultural Adjustment Administration, the Extension Service, and the state agricultural colleges and extension services."
Resumo:
Includes indexes.
Resumo:
Includes index.
Resumo:
"Assisted by representatives of the Agricultural Adjustment Administration, the Extension Service, and the state agricultural colleges and extension services."
Resumo:
Includes indexes.