Filtering by: Contributor Estes, E. Harvey (Edward Harvey), 1925- Remove constraint Contributor: Estes, E. Harvey (Edward Harvey), 1925- Contributor Leone, Lucile P. Remove constraint Contributor: Leone, Lucile P. Location Duke Medical Center Archives Remove constraint Location: Duke Medical Center Archives Collection PA Implementation Era (1966-1972) Remove constraint Collection: PA Implementation Era (1966-1972) Subject Estes, E. Harvey (Edward Harvey), 1925- Remove constraint Subject: Estes, E. Harvey (Edward Harvey), 1925- Subject Hershey, Nathan Remove constraint Subject: Hershey, Nathan Year 1970 Remove constraint Year: 1970