Cook County, Illinois Death Index, 1908-1988
The cited information was published by Ancestry.com. Cook County, Illinois Death Index, 1908-1988 [database on-line]. Provo, UT, USA: Ancestry.com Operations Inc, 2008. The author/originator was Cook County Clerk. Cook County Clerk Genealogy Records. Cook County Clerkâs Office, Chicago, IL: Cook County Clerk, 2008..