In the second millennium B.C., when the Israelites were slaves in Egypt and for the first few hundred years after the Exodus, documents were typically written on papyrus. Papyrus sheets were made from the papyrus plant, which was common among the Nile river. Sheets of papyrus were fragile, and creases in papyrus could tear easily. Typically, documents were made into scrolls rather than books, which would help prevent sharp bends in the sheets.

In...