Exhibit 6(a) UNDERWRITING AGREEMENT BETWEEN STEIN ROE INCOME TRUST STEIN ROE INVESTMENT TRUST STEIN ROE MUNICIPAL TRUST STEIN ROE TRUST STEIN ROE INSTITUTIONAL TRUST AND LIBERTY FINANCIAL INVESTMENTS, INC. THIS UNDERWRITING AGREEMENT ("Agreement"),...Underwriting Agreement • January 22nd, 1998 • Stein Roe Investment Trust • Massachusetts
