EX-1 3 slformtch.txt Attachment to Form 4 Issuer & Ticker Symbol: SL Industries, Inc./SL Statement For: September 10, 2002 Designated Filer: GABELLI ASSET MANAGEMENT INC. List of Joint Filers: GABELLI GROUP CAPITAL PARTNERS, INC. One Corporate Center Rye, New York 10580 MARIO J. GABELLI One Corporate Center Rye, New York 10580 Page 3 of 3