On Tuesday, the 8th day of May, 1787, a number of gentlemen assembled, and agreed to associate themselves in a society, to be entitled, "The Philadelphia Society, for Alleviating the Miseries of Public Prisons." --When the following paper was read, and resolved upon to be the future constitution of this society, to wit:-- Constitution of the Philadelphia Society, for Alleviating the Miseries of Public Prisons.