CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS As independent public accountants, we hereby consent to the incorporation of our report included in this Form 10-K, into the Company's previously filed Registration Statements File Nos. 33-84738, 33-90700, 33-97898, 333-2832, 333-17527 and 333-74274. ARTHUR ANDERSEN LLP March 27, 1997 Philadelphia, Pa.