David B. Dedde, 57, of Columbia, died Tuesday morning Jan. 27, 2004, at the Haven Health Center in Willimantic. A memorial service will be held on Friday, January 30, at 10 am at St. Peter's Episcopal Church, 30 Church St., RT. 85, Hebron. The Potter Funeral Home, 456 Jackson St. Willimantic, CT assisted with arrangements.