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Table of the measuring units used in the 17th century at Pernes-les-Fontaines in the covered market at Provence-Alpes-Côte d'Azur region of southeastern France. Although in the pre-revolutionary era (before 1795) France used a system and units of measure that had many of the characteristics of contemporary English units (or the later Imperial System of units), France still lacked a unified ...
Metric prefixes; Text Symbol Factor or; yotta Y 10 24: 1 000 000 000 000 000 000 000 000: zetta Z 10 21: 1 000 000 000 000 000 000 000: exa E 10 18: 1 000 000 000 000 000 000: peta P 10 15: 1 000 000 000 000 000: tera T
Article 5 of the law of 18 Germinal, Year III (7 April 1795) defined five units of measure. The units and their preliminary values were: [7] The metre, for length – defined as being one ten millionth of the distance between the North Pole and the Equator through Paris; The are (100 m 2) for area [of land] The stère (1 m 3) for volume of firewood
10 + 2 ⁄ 3 inches (271 mm) 7 + 14 ⁄ 25 inches (192 mm) 2 + 7 ⁄ 8 inches (73 mm) 3 + 1 ⁄ 16 inches (78 mm) 3 + 1 ⁄ 4 inches (83 mm) 3 + 7 ⁄ 16 inches (87 mm) 3 + 5 ⁄ 8 inches (92 mm) 3 + 13 ⁄ 16 inches (97 mm) 4 inches (102 mm) 4 + 3 ⁄ 16 inches (106 mm) 4 + 3 ⁄ 8 inches (111 mm) 4 + 9 ⁄ 16 inches (116 mm) 4 + 3 ⁄ 4 ...
In antiquity, systems of measurement were defined locally: the different units might be defined independently according to the length of a king's thumb or the size of his foot, the length of stride, the length of arm, or maybe the weight of water in a keg of specific size, perhaps itself defined in hands and knuckles. The unifying ...
The recent formula used by the Brannock device assumes a foot length of 2 barleycorns less than the length of the last; thus, men's size 1 is equivalent to a last's length of 8 + 1 ⁄ 3 in (21.17 cm) and foot's length of 7 + 2 ⁄ 3 in (19.47 cm), and children's size 1 is equivalent to 4 + 1 ⁄ 4 in (10.8 cm) last's length and 3 + 7 ⁄ 12 in ...
A famous measurement made using the Paris inch is the lens measurement of the first great refractor telescope, the Dorpat Great Refractor, also known as the Fraunhofer 9-inch. The 9-Paris inch diameter lens was made by Joseph von Fraunhofer, which works out to about 24.4 centimetres (9.59 English inches). This lens had the largest aperture of ...
long code "foot" outputs foot (and never feet) Use of ′ and ″ symbols violates MOSNUM so is not provided. 1.0 ft (0.30 m) ftin (feet and inches) ft m (foot m) inch: in in Use of ′ and ″ symbols violates MOSNUM so is not provided. 1.0 in (25 mm) in cm; in mm; Other: nautical mile: nmi nmi the international standard nautical mile