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||Advance Sheets-- field operations of the Bureau of Soils ; 1923
Advance sheets--field operations of the Bureau of Soils ; 1923. ^A1023421
|General note||At head of title: U.S. Department of Agriculture, Bureau of Soils, in cooperation with the North Carolina Department of Agriculture and the Agricultural Experiment Station.|
|Other forms||Also available via the World Wide Web.|
||Joyner NC Rare copy 30372017390656 gift of Margaret Worthington.