Units of measurement in France before the French Revolution 4 parts in one million) than the "pied" used in France. According to the law of 19 Frimaire An VIII (December 10, 1799), Traditionally, the French pound ("livre") was defined as the mass of exactly of a French cubic foot of water. When the kilogram was defined, the knowledge that a "pied du Roi cube" filled with water masses exactly 70 French pounds was apparently lost. According to the traditional (cubic foot) definition, one "livre" would have been about 489.675 grams. According to the kilogramme definition, one "livre" was about 489.506 grammes. The difference is about 0.035%. However, a small
Pied cockatiel 1951. The Pied appeared exactly by the aviaries of "Mr. D. Putman" of San Diego, California, United States. After this first genetic colour mutation the cockatiel bird Knew a series of mutations like Lutino cockatiel as second cockatiel colour genetics, first appeared in 1958, White-faced cockatiel (first appeared in 1964), Cinnamon cockatiel, and the Pearled cockatiel which appeared in Germany in 1967 or 1968 and Pastelface cockatiel There are two kinds of pied cockatiel colour mutation in this mutation,"Heavy Pied cockatiels" and "Light Pied cockatiels". the difference between Heavy Pied cockatiel and Light Pied cockatiels, a Light Pied cockatiel should