Purgatory prov'd, illustrated, and set forth in a clear light : By Father Murtaugh O'Lavery, ... In a funeral sermon, upon the death of one of his parishioners. To which is added, the consecration of a murderer of heretic princes, used by the Jesuits in popish countries. - O'Lavery, Murtaugh. (Printed in the year, 1779)