KATZ- Tillie (Schwartz) 97, of Chelmsford formerly of New York. Entered Eternal Rest February 2, 2017. Devoted wife of the late Nathan Katz. Beloved mother of Marcia & Stephen,Gross and the late Gloria Barkan. Cherished grandmother of 5 grandchildren and 8 great grandchildren. Service at Cong. Shalom 87 Richardson Road Chelmsford on Monday February 6 at 11:00 AM. Interment in Beth El Cemetery, Chelmsford. Condolence calls may be made to at the home of Marcia & Stephen Gross Monday 2-5PM and on Tuesday 2-4PM. In lieu of flowers, expressions of sympathy may be mat to the Multiple Sclerosis Society 101A First Ave Suite 6 Waltham, MA 02194