Ke-union or the Mh 0. V. I.The 8th Ohio will hold a re-union in Case hall, Cleveland, on the 17th of September—morning, afternoon and evening. General S, S. Carroll, of Washington will be present; also Colonel Haynes, of Fremont and Colonelm 9Sawyer, of Norwalk. Invitations have been extended to General Hayes, of Fremont, General Cox and Major Melvin ley.