SUBADVISORY AGREEMENT SUBADVISORY AGREEMENT, dated April 28, 1998 between J. & W. SELIGMAN & CO. INCORPORATED, a Delaware corporation (the "Manager") and HENDERSON INVESTMENT MANAGEMENT LIMITED (the "Subadviser"). WHEREAS, the Manager has entered into...Subadvisory Agreement • December 24th, 1998 • Seligman Henderson Global Fund Series Inc • New York
