A sermon preached before the garrison of London-Derry, in the extremity of the siege : Wherein is briefly and truly represented, the deplorable miseries and calamities which they endur'd before the arrival of Maj. Gen. Kirk. By the reverend Mr. Seth Whittle, late rector of Balliachy, in the county of London-derry. Licens'd, James Fraser. - Whittle, Seth. ([s.n.], 1689)