The Temper and Conduct of the Primitive Ministers of the Gospel Illustrated and Recommended: in a Sermon [on 2 Cor. Iv. 5] Preach'd at Wisbeach June 8, 1737, at the Ordination of the Rev. Mr. W. Johnston. To which are Added Mr. Johnston's Confession of His Faith, and a Charge Given Him at that Time by the Reverend Mr. Stewart