The book differs from the scroll. It uses folded leaves of paper or parchment. The Latin word infolio helps us see how the word for 'leaf' is linked to 4 pages when a single sheet is folded. Please copy your answers, along with the additional notes, from the text-box below. This will build up your notebook or cahier for revision, reference and essay-writing. When a single sheet is folded once it presents the scribe with 2 folios. Each folio has 2 sides or 2 pages. The total number of pages when a single sheet is folded is f2r Click to next page (pto)