Black, John D.
- Ward Shepard Correspondence: Gill, T. H.. 1936-1938
- Ward Shepard Correspondence: Harvard Forest Endowment Fund. 1937
- Ward Shepard Correspondence: Harvard University Graduate School of Public Administration, 1936-1938. 1936-1938
- Ward Shepard Correspondence: Harvard University Graduate School of Public Administration, March 1937. 1937
- Ward Shepard Correspondence: Merrill, E.D.. 1936-1939