Our present health and safety owing, intirely, to the mercies of God. A sermon preached at Black-Fryars, on ... April 25, 1723. By S. Wright. With an appendix, containing a brief account of all the plagues which have prevailed in England, the last four hundred years - Wright, Samuel 1683-1746 (printed for J. and B. Clark, Em. Matthews, and J. Morley, 1723)