Clarence Smith died 4 March 1972 in Seattle, King Co, WA. He lived in Mountlake Terrace (or his last benefit check was mailed there) per death cert 005562.
Before ordering a copy of his death cert from the State, send an email to firstname.lastname@example.org with his full name, death date and place and where he lived. They will search the newspaper microfilm and email a reply to you. That way you'll know he's the correct Clarence Smith before spending approx. $17 for a death cert.