A sermon preached before His Grace Charles Duke of Richmond, Lenox, and Aubigny, president; and the governors of the London Infirmary, : ... at the parish-church of St Lawrence-Jewry, on Thursday, March 31, 1748. By Joseph, Lord Bishop of Bristol, now Lord Bishop of Durham ... Re-published for the encouragement of subscribers to the Infirmary at Newcastle. To which is prefix'd, his lordship's letter to the Archdeacon of Northumberland on that subject