Exhibit 99.6(A) PRINCIPAL UNDERWRITING AGREEMENT KEYSTONE OMEGA FUND AGREEMENT made this 21st day of July, 1995 by and between Keystone Omega Fund, a Massachusetts business trust ("Fund"), and Keystone Investment Distributors Company, a Delaware...Principal Underwriting Agreement • February 28th, 1996 • Keystone Omega Fund • Massachusetts
PRINCIPAL UNDERWRITING AGREEMENT FOR CLASS B-1 SHARES OF KEYSTONE OMEGA FUNDPrincipal Underwriting Agreement • February 28th, 1996 • Keystone Omega Fund • Massachusetts
