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New York Times, August 10, 1983 INDIANAPOLIS, Aug. 9— Dr. Rolla N. Harger, who in 1931 invented the Drunkometer to test intoxicated drivers, died Monday at his home here. He was 93 years old. Dr. Harger had been a professor … Continue reading →
The post 1983: Rolla N. Harger Dies; Invented Drunkometer appeared first on From the Trenches World Report.