EXECUTION OF WILLIAM FYFE.Thu wrtUhrd mlffutor, convicted at the Late Criminal Sessions of the murder of one Robert Co* at Brisbane, Moreton Bay. underwent the extreme tea tone* of lbs law on Tuesday morning la frost of II. M. Gaol, at Darlingburtt. The evidence adduced on hit trial, though essentially circumstantial, was aucb as to satisfy an impartial and discriminating jury of his guilt, and notwithatanding the oft reiterated and solemn peotasuiiosa of innocence, ahieh Fyfe persisted in from the moment of comicmnation until that of rseeution, so reasonable doubt can be enu ruined but that ha was the perpetrator of as aggravated n murder as any with which the Criminal records of New South Wales are sUincd.The lips of the unhappy man bring now sealed by death, whatever eipfanation he might have afforded of the details of hie atrocious crime, has gone with him into the grave.It will be in the recollection of our readers thatPuf« mnl.miilatnl IlliriiU in ilia mwmmt nf Pnn«lrlt;-