A sermon, preached before the loyal Pimlico volunteers, commanded by Major Rolleston, on Sunday, August 12th, 1798, at Charlotte-Street Chapel, Pimlico, By the Rev. Rich. Harrison, morning preacher at Brompton Chapel, and joint lecturere of St. Martin's in the Fields and St. Botolphs, Bishopsgate. And printed at the unanimous request of the gentlemen of the corps, present on that occasion.