- Soil Conservation Service (Washington, D.C.?)2
- The Service (Athens, Ga.?)2
- The Service (Auburn, Ala.?)2
- The Service (Boise, Idaho.?)2
- The Service (Bozeman, Mont.)2
- The Service (Morgantown, W. Va.?)2
- The Service (Salina, Kan.)2
- The Service (Spokane, Wash.?)2
- USDA-SCS (Fort Worth, Texas.)2
- Dept. of Agriculture, Soil Conservation Service (Lincoln, Neb.)1
- Geological Survey (Washington, D.C.?)1
- The Service (Albuquerque, N.M.)1
- The Service (Albuquerque, N.M.?)1
- The Service (Alexandria, La.)1
- The Service (Harrisburg, Pa.?)1
- The Service (Lexington, Ky.)1
- The Service (Lexington, Ky.?)1
- The Service (Lincoln, Neb.)1
- The Service (Little Rock, Ark.?)1
- The Service (Madison, Wis.?)1