DASSEL, MN – James Louis Mattson, 86, of Dassel, passed away Sunday, May 6, 2018. A celebration of his life will take place Thursday, May 10 at the Evangelical Covenant Church, 251 Lake Street, in Dassel. There wil be visitation at the church one hour prior to the service. In lieu of flowers, memorials are preferred to the Children’s Home Society, 166 4th Street East, St. Paul, Minnesota 55101. Arrangements are with Swanson-Peterson Funeral Home & Cremation Services of Cokato and Howard Lake.