""An Essay on Apostolical Succession"" by Thomas Powell is a defense of the Protestant ministry against the claims of Papists and High Churchmen. The author argues that the doctrine of apostolic succession, which asserts that the authority of the church is derived from an unbroken line of bishops tracing back to the apostles, is not supported by scripture or history. He contends that the true source of ministerial authority is the call of God, and...