I found the following obits list at the Cook Memorial Public Library In Libertyville, Lake County, IL. I have no connection to the Ray Family, and this post is simply to help others searching the Ray Family in Lake County. To Contact them:
413 N. Milwaukee Avenue
Libertyville, IL 60048
(847) 362-2330
Obituary Index From Local Newspapers:
Lake County Independent
Lake County Independent and Waukegan Weekly Sun
Libertyville Independent
Independent Register

Ray, Cora. Aug. 1, 1913, p. 4, pt. 1.
Ray, Ed. Feb. 14, 1918, p. 7, pt. 1.
Ray, Frank E. Apr. 28, 1916, p. 4, pt. 1.
Ray, Ira B. Dec. 11, 1908, p. 2 & Dec. 18, 1908, p. 5.
Ray, Mary Elizabeth (Mrs. Robert) Apr. 14, 1899, p. 1.
Ray, Mary J. (Mrs. Cassius) Dec. 20, 1901, p. 4.
Ray, Mercy. Jan. 25, 1917, p. 7, pt. 1.
Ray, Robert. Feb. 27, 1914, p. 4, pt. 1.