Here is a copy of the obituary* for Ole and Mari Finnestad's great grandson Elmer A Olson.
Here is the funeral service card*
Elmer was the son of Mary (Knutson) and Stephen Olson and the grandson of Elizabeth (Finnestad) and Ole Andreas Knutson. His grave marker can be viewed here.
*Provided by Beverly Skog, great great granddaughter of Ole and Mari Finnestad.