1. Ordinance for the Use of Recombinant Molecule Technology in the City of Cambridge Publication: Produced: 7 February 1977 Subject(s): DNA, RecombinantGuidelines as Topic Archival Collection: The Maxine Singer Papers (Profiles in Science)
2. Ordinance No. 5010: Regulating the Use of Hazardous Biological Research in the City of Berkeley Publication: Produced: 21 October 1977 Subject(s): Legislation as TopicHazardous SubstancesDNA, Recombinant Archival Collection: The Maxine Singer Papers (Profiles in Science)
