The Bill That Tried to Give America a 10-Year Metric Runway
In 1973, John W. Davis proposed a voluntary 10-year path to metric conversion, leaving the United States with a softer policy and a mixed everyday toolbox.
In October 1973, a House bill introduced by John W. Davis proposed a metric transition plan for the United States. The draft called for a national policy and a voluntary conversion over ten years; the 1975 law and later federal policy still left everyday adoption mostly in the hands of companies, organizations, and people.
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