Home › Authors › Shelley L. Davis 👤 Shelley L. Davis 4 books Books by Shelley L. Davis Unbridled power 1997 History of the Memphis Service Center 1992 History of the Detroit Computing Center 1991 Internal Revenue Service oral Internal Revenue Service oral history interview with Mortimer M. Caplin, Commissioner, February 7, 1961-July 10, 1964 1991