Mathilde Petras, nee Kacmarek, 87, of Chicago, IL; passed away Sunday, December 2, 2012; loving mother of Edward Petras; dearest grandmother of Eddie Petras and June Petras; cherished great-grandmother of Alexandria; fond sister of Hedwig (the late Antoni) Kowalski. Funeral Service Thursday, December 6th, 11 a.m. at Ridge Funeral Home, 6620 W. Archer Ave. (corner of Natoma) Chicago. Interment Resurrection Cemetery, Justice. Visitation Wednesday, December 5th, 3 to 8 p.m. (773) 586-7900.