Xuan writing brush Xuan writing brush Xuan writing brush or Xuanbi (), is a type of ink brush made in Anhui Province, China. Xuan brushes are often mentioned together with the famous Xuan paper - a kind of writing paper (rice-paper). The ink brushes are normally made in Jingxian County (currently Jing County) of Anhui Province. In ancient times, Jingxian County was under the jurisdiction of Xuanzhou Prefecture (宣州府; Xuān-Zhōu Fǔ; currently Xuancheng), so its name bears the character "Xuan" (Xuān). The Xuan brushes gained popularity in Jin Dynasty (256-420) among classic scholars, governmental officials, calligraphists and painters. During the Tang Dynasty (618-907)
Letter (paper size) exactly one quarter of the old Imperial (British) paper size known as "Demy 4to" - - allowing a for trimming. The related paper size known as half letter, statement, or organizer L is exactly one half of the US Letter size: (8.5 × 5.5 in). Letter (paper size) Letter or ANSI Letter is a paper size commonly used as home or office stationery in the United States, Canada, Chile, Colombia, Mexico, Panama, the Dominican Republic and the Philippines. It measures . US Letter-size paper is a standard defined by the American National Standards Institute (ANSI, paper size A), in contrast