U.S. Dept. of Agriculture, Bureau of Agricultural Economics : For sale by the Supt. of Docs., U.S. Govt. Print. Off.
1952-
Agriculture information bulletin
no. 90, 115, 134, 145, 163, 177, 201, 214, 232, 314
1952 , 1953 , 1954 , 1955 , 1956 , 1957 , 1958 , 1959 , 1960 , 1966
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