01273nam 2200325Ia 450 99639564910331620221108074142.0(CKB)4330000000313049(EEBO)2240861256(OCoLC)13119904(EXLCZ)99433000000031304919860207d1690 uy |engurbn||||a|bb|Dr. Walker's invisible champion foyl'd, or, An appendix to the late Narrative of the siege of Derry[electronic resource] wherein all the arguments offered in a late pamphlet to prove it a false libel, are examin'd and refuted /by John Mackenzie ..London Printed for the author ...169013 pThe late pamphlet is attributed to Joseph Wilkinson Clark. Cf. BM.Reproduction of original in Cambridge University Library.eebo-0021Londonderry (Northern Ireland)HistorySiege, 1688-1689Mackenzie John1648?-1696.1004409EAAEAAm/cWaOLNBOOK996395649103316Dr. Walker's invisible champion foyl'd, or, An appendix to the late Narrative of the siege of Derry2355952UNISA