Of God's benefits to mankind, in healing all their diseases. A sermon preach'd at Bath. By John Jackson, M. A. Rector of Weston-Birt in the County of Gloucester; and Vicar of Hullavington, Wilts. The second edition. To which is added, A letter to the author, from the late Dr. Richard Bettenson of the Bath. concerning his Successful Method of giving Wine, &c. in the Small-Pox. With Some Religious Thoughts on that Presumptive Practice of Inoculating It.