Death Record reported
ENGELBERT, JOHN -- Born October 3, 1843, Aland, Finland. Died Oct. 20, 1922, St. Joseph Hospital, Vancouver, Wash. Cause of death: cerebral hemorrhage; arteriosclerosis. Widower. Farmer. Father: Matt Carlson (b. Finland). Informant: Mrs. A.A. West, San Francisco, Calif. Burial Oct. 23, 1922, Brush Prairie, Wash.
https://www.genealogia.fi/emi/emi3d20n1e.htm
His gravestone also has the wrong/different birth year (1841): https://www.findagrave.com/memorial/42650368/john-e_-mattson
But I was able to find U.S. Census data showing him with the 1846 birth date that I matched with Finland records:
http://hiski.genealogia.fi/hiski/ewwb1c?en+0045+kastetut+4685
John Engelbert Mattson (Johannes Engelberth Mattson) had 4 children with his first marriage and five more children with his second marriage. Both wives passed away.