Wallace, H.A.
- A.C. Cline Correspondence: Merrill, E.D.. 1935-1944
- A.C. Cline Correspondence: United States Department of Agriculture - Soil Conservation Service. 1938-1941
- Ward Shepard Correspondence: Merrill, E.D.. 1936-1939
- Ward Shepard Correspondence: U.S.D.A. Forest Service Northeastern Forest Experiment Station. 1936-1937