Mary M. Larson, 78, of Silver Spring, MD, formerly of Decorah, died Saturday, November 21, 2009 at Collingswood Nursing & Rehabilitation Center in Rockville, MD. Funeral services will be held Monday, November 30 at 11 a.m. at Zion United Church of Christ in Waukon, with Pastor Samantha Houser officiating. Burial will be in Oakland Cemetery, Waukon. Friends may call from 3-6 p.m. Sunday, November 29 at Martin Funeral Home in Waukon.