1. Telephone conversation with Dr. Maurice Visscher Publication: Produced: 17 March 1966 Subject(s): Animal ExperimentationLegislation as Topic Archival Collection: The Clarence Dennis Papers (Profiles in Science)
2. Telephone conversation with Dr. Maurice Visscher Publication: Produced: 18 April 1966 Subject(s): Animal ExperimentationLegislation as Topic Archival Collection: The Clarence Dennis Papers (Profiles in Science)
3. Telephone conversation with Dr. Maurice Visscher Publication: Produced: 10 June 1966 Subject(s): Animal ExperimentationLegislation as Topic Archival Collection: The Clarence Dennis Papers (Profiles in Science)
4. Telephone conversation with Dr. Maurice Visscher Publication: Produced: 22 July 1966 Subject(s): Animal ExperimentationLegislation as Topic Archival Collection: The Clarence Dennis Papers (Profiles in Science)
