Hi Jennifer, I found your ancestors! I was looking on this site of the Chicago Tribune archives of obits, and found a few of them. Please email me and I'll give you the address for the website. Here's an example:
Chicago Tribune (IL)
Edition: Chicago Tribune
John Tanny, late of 146 N. Parkside avenue, beloved husband of Agnes, nee Hayes, dear father of Michael A., A.J., and Mario, brother of Sister Babarina, B.V.M. of Rome, Italy, and the late Alex, Roger Ostilia, Angelo and Ida Lombardi. Funeral Saturday, May 21, at 9:30 a.m., from funeral home, 103 N. Laramie avenue, at Washington boulevard, to St. Catherine of Siena church. Interment Mount Carmel.