31. [Computer specialist Donald Dodson, OCCS] Publication: Produced: [1970?] Subject(s): Libraries, MedicalComputer PeripheralsNational Library of Medicine (U.S.). Office of Computer and Communications Systems.
32. [Donald Dodson from OCCS at the National Library of Medicine 2] Publication: Produced: [1970?] Subject(s): Libraries, MedicalComputer PeripheralsNational Library of Medicine (U.S.). Office of Computer and Communications Systems.
33. [Annette Royster from the Office of Computer and Communications Systems (OCCS)] Publication: Produced: [1972?] Subject(s): ComputersLibraries, MedicalNational Library of Medicine (U.S.). Office of Computer and Communications Systems.