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The Italian National Institute of Metrological Research (IMRI)Turin
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The cubit
The ancient Egyptian royal cubit (meh niswt) is one of the earliest attested standard measure
Egyptian Museum, Turin
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“Leonardo da Vinci “The Vitruvian man” (1485)
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“ “The Proclamation regarding Weights and Measures A.D. 1556" by Ford Madox Brown (mural at Manchester Town Hall)
In 1556, Manchester's Court passed an edict directing that "The Burgess and others of the Town of Manchester shall send in all manner of Weights and Measures to be tried by their Majesties standard"
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National Prototype Metre Bar No. 27
The National Prototype Metre Bar No. 27 was made in 1889 by the International Bureau of Weights and Measures (BIPM) and given to the United States. Served as the standard for defining all units of length in the US from 1893 to 1960
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Official international standard kilogram
Forged from platinum and iridium in London, the Official international standard kilogram has, since 1889, been stored in a vault near Paris belonging to the International Bureau of Weights and Measures. In 1884, 40 replicas of the roughly 2.2-pound cylinder were made; in 1889, 34 of the replicas were sent to countries around the world.
An international initiative
• Canada• Denmark• Finland• France• Germany• Italy• Spain• Sweden• United Kingdom
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Scope of the initiative
A dialogue between the metrology community and the scientific research communities operating in the Arctic to improve data quality and measurement
traceability.
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Thank you for your attention
Grazie per la vostra attenzione
Takk fyrir athygli þína