The "codex" or book was possibly a Christian invention ... The oldest existing codices of the Christian Bible are all parchment copies, written in uncial letters, and dating from the fourth ...

A recent study by Dr. Alar Läänelaid and his colleagues has provided new insights into the creation of the oldest dated manuscript in Estonia. The study published in the Journal of Cultural Heritage ...

But this small notebook—18 sheets of fragile parchment covered with an almost ... Leonardo da Vinci’s Codex on the Flight of Birds, compiled by the artist between 1505 and 1506, has been ...