02.02.05 Codex. A codex is another name for an early book when pages made of paper or vellum were cut into sheets and sewn together. Eventually hard covers were added. Modern books have developed out of the codex. Prior to the codex, most writings were on papyrus or vellum scrolls.
02.02.05.A. THE CODEX SINAITICUS. This Codex dating of the 4th century contains the earliest complete copy of the New Testament and the Old Testament is the Septuagint translation from the 3rd century B.C. The Scriptures were written in columns, as chapter and verse divisions did not occur until centuries later.