EXHIBIT 6(b) UNDERWRITING AGREEMENT BETWEEN STEIN ROE ADVISOR TRUST AND COLONIAL INVESTMENT SERVICES, INC. THIS UNDERWRITING AGREEMENT ("Agreement"), made as of the 1st day of October, 1997 by and between Stein Roe Advisor Trust, a business trust...Underwriting Agreement • October 7th, 1997 • Stein Roe Advisor Trust
