What codex (book) is made of
A book of bound leaves instead of a scroll.
- Folded parchment quires — has part. Folded sheets.
- Leather book binding — has part. Boards covered with leather.
- Book spine — has part. Sewing the signatures together.
- Parchment — is made of. Early codices were made of parchment.
- Paper — is made of. Later ones were made of paper.