This is volume 8 of the Ante-Nicene Fathers, the fathers of the early Christian church who lived before the 4th century.
This volume contains various apocryphal works that were highly influential in the early Christian church. Including:
1) The Testaments of the Twelve Patriarchs
2) Letters and homilies attributed to St. Clement of Rome
3) Apocrypha of the New Testament including: -The Protevangelium of James -The Gospel of Pseudo-Matthew -The Gospel of the Nativity of Mary -The Gospel of Thomas -The Gospel of Nicodemus
Pope Clement I is also known as Saint Clement of Rome, is listed as Bishop of Rome, holding office from 88 to his death in 99. He is considered to be the first Apostolic Father of the Church.