The earliest published papyri Greek Magical Papyri, may have originated from the region. The library houses papyrus fragments known as the Rylands Papyri and documents from North Africa. Thousands of papyri and ostraca still await publication. Parts of the Egyptian demotic Greek Magical Papyri were written in a cypher script. Amulets are often abbreviated forms of the formulas found in the extant magical papyri. It is one of the two well-known Mathematical Papyri along with the Moscow Mathematical Papyrus. There are three New Testament manuscripts that are part of the Chester Beatty Papyri. Parts of the demotic Greek Magical Papyri were written with a cypher script. Some ligatures can also be seen in Egyptian papyri (hieratic script). Zabur writings could be found in palimpsest form written on papyri or palm-leaf stalks. These papyri are the earliest examples of imprinted papyri ever found in Egypt. Anastasi acquired a great number of other papyri and antiquities as well. It is represented, e.g., by Codex Vaticanus, Codex Sinaiticus and the Bodmer Papyri. Ten of these papyri are very well preserved. Three of these fragments were designated Joseph Smith Papyri (JSP) I, X, and XI.