Observations on some fatal mistakes, [i]n a book lately published, and intitled, The doctrine of grace; or The office and operations of the Holy Spirit vindicated from the insults of infidelity, and the abuses of fanaticism / By Dr. William Warburton, Lord Bishop of Gloucester [electronic resource]. In a letter to a friend. By George Whitefield, A.M. late of Pembroke College, Oxford, and Chaplain to the Countess of Huntingdon. [Three lines from Warburton]