Born-Digital or AnalogAnalogTranscriptLaws. Colorado. Implied consent First test made of 1967 implied consent law. FU,IN S 12, 1968 p.47 Brighton District Judge holds law unconstitutional. Post Mr 24, 1970 p.1,4 RMN Mr 25, 1970 P 5,6 Supreme court decision allows license revocation. Post Je 22, 1970 p.3 Senate approves implied consent bill. Post F 8, 1971 p.3 Governor Love signs tightened implied consent bill. RMN Mr 3, 1971 p.9CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng