Units of paper quantity size and type of paper being sold. Reams of 500 sheets (20 quires of 25 sheets) were known in England in c1594; in 1706 a ream was defined as 20 quires, either 24 or 25 sheets to the quire. In 18th- and 19th-century Europe, the size of the ream varied widely. In Lombardy a ream of music paper was 450 or 480 sheets; in Britain, Holland and Germany a ream of 480 sheets was common; in the Veneto it was more frequently 500. Some paper manufacturers counted 546 sheets (21 quires of 26 sheets). J.S. Bach's manuscript paper at Weimar
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