You could contact the
WASHINGTON COUNTY HISTORICAL SOCIETY
602 North Main Street (museum)
PO Box 167 (mailing)
Stillwater, MN 55082
Executive Director: Brent T. Petersonbrent@wchsmn.org
I think the man you found is named August Edward Anderson.
So maybe not Edward Anderson.
Here is a death certificate index form that looks like it is August Edward Anderson from Stillwater.
Name: August Edward Anderson
Burial Date: 15 Oct 1942
Burial Place: Stillwater, Minn.
Death Date: 13 Oct 1942
Death Place: St. Peter, Nicollet, Minnesota
Birth Date: 1860
Marital Status: Married
Spouse's Name: Ida Anderson
Indexing Project (Batch) Number: B02554-6
System Origin: Minnesota-EASy
Source Film Number: 2243456
Reference Number: cn9436