Merchant, F. W. (Francis Walter), 1855-1937, Chant, Clarence Augustus, 1865-1956 · Toronto : Copp Clark · leaf 11
a new unit which was named a metre. Itslength was intended to be one ten-millionth part of thedistance from the pole to the equator, measured through Paris. … RELATION BETWEEN METRES AND YARDS 3 The bar, representing this, which was taken as the standard,was completed in 1799. It was made from platinum and isjust a metre from end to end, 25 (HalfS ) millimetres (about 1 inch) wide and 4 — millimetres (about \ inch) thick. As time passed, great difficulty…
Physics
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