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
Toilet paper paper, normally white, with embossed decorative patterns or designs in various colors and different sizes depending on the brand. Colored toilet paper remains commonly available in some European countries. An unintended problem with the design of the laminated construction of the sheets in a roll is that, on occasion whilst un-rolling, separation occurs between laminations rather than at the intended interface. Perforations then become misaligned and sheets cannot be torn off cleanly. The problem is resolved by careful un-winding of one or more laminations until the perforations re-align. A toilet roll holder, also known as a toilet paper dispenser, is