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  2. International Prototype of the Kilogram - Wikipedia

    en.wikipedia.org/wiki/International_prototype_of...

    The only three verifications occurred in 1889, 1948, and 1989. For instance, the US owns five 90% platinum / 10% iridium (Pt‑10Ir) kilogram standards, two of which, K4 and K20, are from the original batch of 40 replicas distributed in 1884. [Note 4] The K20 prototype was designated as the primary national standard of mass for the US. Both of ...

  3. Traditional French units of measurement - Wikipedia

    en.wikipedia.org/wiki/Traditional_French_units...

    Between 1076 and 1093 Philip I (1052–1108) instituted a system of poids de marc (mark weight) used for minting coin, with 8 onces to a marc. [14] Jean II (1319–1364) constructed a new standard of measures, including a livre actuelle ("current" pound, also known as a livre de poids de marc or "mark weight" pound) of 2 marcs, i.e. 16 onces. [15]

  4. List of coin catalogs - Wikipedia

    en.wikipedia.org/wiki/List_of_coin_catalogs

    A coin catalog (or coin catalogue) is a listing of coin types. Information may include pictures of the obverse and reverse (front and back), date and place of minting, distribution type, translation of inscriptions, description of images, theme, metal type, mintage, edge description, orientation of the coin, weight, diameter, thickness, design credentials, shape and prices for various grades.

  5. French units of measurement - Wikipedia

    en.wikipedia.org/wiki/French_units_of_measurement

    France would provide premises for the secretariat. These premises, at the Pavillon de Breteuil, near Paris would have a diplomatic status. New prototypes of the kilogram and metre would be manufactured. These were ultimately made in England and delivered in 1889. [15] Thus the French metre and kilogram passed into international control.

  6. Coin base weight - Wikipedia

    en.wikipedia.org/wiki/Coin_base_weight

    14 Thaler standard (16.7 grams) 18 1 ⁄ 2 Thaler standard (12.6 grams) 24, later 24 1 ⁄ 2 Gulden standard (9.5 grams of silver per Gulden) 34 Mark standard (6.9 grams of silver per Mark). The weight shown was the fine silver content in each case. This meant that the total weight of these coins could be higher due to the addition, especially ...

  7. Category:Coins of France - Wikipedia

    en.wikipedia.org/wiki/Category:Coins_of_France

    E. Écu; French euro coins; Euro gold and silver commemorative coins (France) Euro gold and silver commemorative coins (France): 2002; Euro gold and silver commemorative coins (France): 2003

  8. French euro coins - Wikipedia

    en.wikipedia.org/wiki/French_euro_coins

    French euro coins feature three separate designs for the three series of coins. The minor series was designed by Fabienne Courtiade, the middle one by Laurent Jurio and the major two coins are by Joaquin Jimenez. All designs share the 12 stars of the EU and the year of imprint as well as the letters "RF" for République Française (French ...

  9. Louis d'or - Wikipedia

    en.wikipedia.org/wiki/Louis_d'or

    Half Louis d’or of Louis XIII (1643) [nb 2] The Louis d'or (a gold coin) replaced the franc which had been in circulation (in theory) since John II.In actual practice the principal gold coin circulating in France in the earlier 17th century had been Spanish: the 6.7-gram double escudo or "doubloon", of which the Louis d'or was an explicit copy.