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PREFACE.
vii
Of those, therefore, for whom they did so much, in order to persuade them to be just to themselves, and to their afflicted fellow men, it is fair to enquire—have you repaid the measure of justice due to your benefactors?—Candour must reply in the negative. No memorial invites the eye to that "clod of the valley," which mingles with then' mortal relics—no volume records the story of their eccentric and devoted lives. The place of their residence—the nature of their occupations—the habitations where their earthly pilgrimage was closed, have been involved in doubt and uncertainty—and now indistinctly linger upon the recollection of most of the few re-
