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Paris point

From Wikipedia, the free encyclopedia
Paris point
Unit ofLength
SymbolParis point
Conversions
1 Paris point in ...... is equal to ...
   SI units   23 cm
   Imperial and US customary   0.262 in

The Paris point is a unit of length defined as 23 centimetre (6.67 mm; 0.262 in). It is commonly used for shoe sizes in Continental Europe.

The unit was invented by French shoemakers in the early 1800s.[1] Its origin probably lies in 23 centimetre being very close to 14 inch; a French inch pouce-roi is around 27 mm, a quarter of that is 6.7 mm, close to 6.6 mm defined for the Paris point.[2]

See also

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References

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  1. ^ Kindtler-Nielsen, Bue, ed. (2019). "Varifrån kommer skonumren?". Världens Historia (in Swedish). No. 2. Bonnier Publications International. p. 71. ISSN 0806-4709.
  2. ^ Drevet, Louis. "Une petite histoire des poids et mesures" (in French). Archived from the original on 4 March 2016. Retrieved 18 August 2011.