Inches to Millimeters - in to mm conversion
In March 1932 the American Standards Association were asked to rule on whether to adopt the same value (at the time the American inch was 1/.03937 mm which approximated to 25.400051 mm). Because the values were so close, and because Britain has already settled on that value, the ASA adopted this value on March 13, 1933. Inches to Millimeters ...
DA: 78 PA: 17 MOZ Rank: 45