AND A DEFENCE Thereof Against All the Calumnies and Aspersions Cast on it by Foreigners. To which is Added, An Etymological Treatise, Shewing the Derivations of the Proper Names Given to the Inhabitants of this Kingdom, with Those of the Cities, Towns, and Other Places Contained Therein, from the Irish, Latin, Greek, Hebrew, and Other Languages. LIKEWISE An APPENDIX, Giving a Brief Account of the Original Descent of the Principal Milesian Families in Ireland