Units of paper quantity as ISO 4046. In Europe, the DIN 6730 standard for Paper and Board includes a definition of 1 ream of A4 80gsm (80 g/m) paper equals 500 sheets. The word 'ream' derives from Old French "reyme", from Spanish "resma", from Arabic "rizmah" "bundle" (of paper), from "rasama", "collect into a bundle". (The Moors brought manufacture of cotton paper to Spain.) Early variant rym (late 15c.) suggests a Dutch influence. (cf. Du. "riem"), probably during the time of Spanish Habsburg control of the Netherlands. The number of sheets in a ream has varied locally over the centuries, often according to the
One sheet of film posters themselves. Film posters sold in general retail are in poster size, . Prior to 1985, the majority of film posters sent to cinemas were folded before mailing and, on rare occasions, they were instead rolled and shipped in tubes. While today there are several ways to eliminate these fold lines, many purists prefer film posters in their used condition. In music publicity and distribution, a one-sheet is exactly what the name implies: One sheet of paper, on which information is provided about the musician and/or a specific release which is being distributed. One-sheets often accompany a record