Parchment

Parchment, however, is made from thin pieces of dried animal skins. Vellum, which costs the same as Good-crafted parchment, is thicker and can be reused by scraping the surface with a razor. Parchment evolved from early techniques of writing on wax tablets with a stylus.

Source
[[Category:P]]
 * Warhammer Fantasy RPG 2nd ED -- Old World Armoury
 * pg. 66