EXHIBIT 23(a) CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS As independent public accountants, we hereby consent to the incorporation of our reports included in this Form 10-K into the Company's previously filed Registration Statements on Form S-8 (No. 33-3836, No. 33-81706 and No. 33-62645). ARTHUR ANDERSEN LLP Cincinnati, Ohio, April 17, 1996 48