Author
Arkansas Soil and Water Conservation Commission
2
Geological Survey (U.S.),
2
Arkansas Geological Commission
1
Geological Survey (U.S.)
1
Holland, Terrance W.,
1
National Water-Use Information Program (U.S.)
1
Plafcan, Maria
1
Remsing, L. M.
1
Ryals, G. N.,
1
United States. Soil Conservation Service
1