Filtering by: Contributor Ballenger, Martha Remove constraint Contributor: Ballenger, Martha Contributor Hershey, Nathan Remove constraint Contributor: Hershey, Nathan Contributor Williams, Bryan Remove constraint Contributor: Williams, Bryan Location Duke Medical Center Archives Remove constraint Location: Duke Medical Center Archives Subject Estes, E. Harvey (Edward Harvey), 1925- Remove constraint Subject: Estes, E. Harvey (Edward Harvey), 1925- Year 1970 Remove constraint Year: 1970