An essay on the subject proposed by the Royal Irish Academy, viz., "An essay on the nature and influence of the ancient Irish institutes, commonly called Brehon laws : and on the number and authenticity of the documents whence information concerning them may be derived : accompanied by specimens of translations from some of their most interesting parts" : with an appendix, containing a catalogue of the principal ancient Irish laws, to be found in the mss. library of Trinity College, and other libraries : a prize essay / by Edward O'Reilly.