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
Hex Sheets and were some of the few licensed "D&D" products ever authorized by TSR. Hex Sheets Hex Sheets is a supplement for fantasy role-playing games published by Games Workshop in 1978. "Hex Sheets" is a GM's aid: hexagonal mapping paper for designing wilderness terrain. It is also for use with "AD&D". "Hex Sheets" was published by Games Workshop in 1978 as a 50-sheet pad. As Games Workshop expanded its publishing arm beyond "White Dwarf" and reprints of American products. among their first original products were a pad of character sheets (1978), a pad of hex sheets (1978), and the "Dungeon Floor