Parchment is a thin material made from animal skin. The most common use for parchment was as a material for writing on, for the pages of a book. It is different to leather in that parchment is limed but not tanned. The better qualities of parchment are named vellum.
Central European (Northern) type of finished parchment made of goatskin stretched on a wooden frame
An English deed written on fine parchment or vellum with seal tag dated 1638.