Born-Digital or AnalogAnalogTranscriptLie detectors Regulations urged for growing lie-detector business in Colorado. Post D 6, 1968 p.33 Conflicting proposals would license lie detector examiners or drastically limit polygraph use. Post Mr 23, 1975 p.2 Survey of area business requiring polygraph test for employees. Post Jy 11, 1976 p.24 Feature on Roger MacDonald, polygraph operator for the Aurora, Colorado, Police Department. Post Ja 2, 1977 p.12CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng