The mischief of persecution exemplified, by a true narrative of the life and deplorable end of Mr. John Child, who miserably destroy'd himself Octob. 13, 1684 : giving an account of his despair, and divers conferences had with him by several of his friends : together with his answer and papers written by his own hand : also a discourse of the nature and office of conscience, with a postscript shewing the reason of its publication at this time /