Merchant, F. W. (Francis Walter), 1855-1937, Chant, Clarence Augustus, 1865-1956 · Toronto : Copp Clark · leaf 14
^, the yard and the metre. The yard is said to have represented, originally, the lengthof the arm of King Henry I., but such a definition is not byany means accurate enough for present-day requirements. It THE METRE … FiQ. 1.—Bronze yard, 38 in. long, 1 in. sq. in section.a, a are small wells in bar, sunk to mid-depth. is now defined as the distance between the centres of twotransverse lines ruled on two gold pings in a bronze bar,which is preserved in London, England, in the StandardsOffice of the Board of…
Physics
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