Other
The Gnostic Society Library: Letter of Peter to Philip
The complete text of the letter in which Peter is describing the teachings and words of Jesus. This is the earliest version of the letter available, it was found as part of the Nag Hammadi library.
Other
The Gnostic Society Library: The Gospel of Philip
The complete text, it is also the earliest known version of Philip's gospel. It was part of the Nag Hammadi library.
New Advent
Catholic Encyclopedia: St. Philip the Apostle
This site from The New Advent describes the calling and life of St. Philip, one of Jesus' twelve apostles. This site includes links to sites with related information. Please note that ?The Catholic Encyclopedia? is a historic reference...