Note: Do not rely on this information. It is very old.
Portens
Portens, Beilby (1731-1809), author of the Summary of Christian Evidences, was born at York, and educated at Christ's College, Cambridge. He became rector of Lambeth in 1767, master of the Hospital of St. Cross, Winchester, in 1769, Bishop of Chester in 1776, and finally of London in 1787.