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Making new history from old standards

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1 Author(s)
Schooley, J.F. ; National Bureau of Standards. NIST Standards Alumni Association.

The winds of change are blowing strongly in the International System of Units (known since 1960 as the SI). Already gone is the meter bar, artfully constructed of a platinum-iridium alloy so many years ago, an end-on X-shaped bar carefully scribed by the denizens of the International Bureau of Weights and Measures (BIPM) in Sevres, France.

Published in:

Instrumentation & Measurement Magazine, IEEE  (Volume:15 ,  Issue: 6 )