""An Apology For Apostolic Order And Its Advocates: In A Series Of Letters Addressed To John M. Mason"" is a book written by John Henry Hobart and originally published in 1844. The book consists of a series of letters addressed to John M. Mason, a prominent Presbyterian minister and theologian, in which Hobart defends the concept of apostolic order in the Church against Mason's criticisms.Hobart argues that apostolic order, which he defines as the...