1 Exhibit 23 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 Form S-8 Registration Statements No. 2-77846, No. 2-81123, No. 2-95446, No. 33-12633, No. 33-27885, No. 33-45432, No. 0-10824 and No. 03-361191. /s/ ARTHUR ANDERSEN LLP ----------------------- ARTHUR ANDERSEN LLP Boston, Massachusetts October 4, 1995