DUERR MARGARET A. Age 88, of Moon Twp., formerly of McKees Rocks and Kennedy Twp., passed away Thursday, February 11, 2016. She was the dear wife of the late Robert A. Duerr, Sr.; beloved mother of Robert (Deborah) A. Duerr, Jr. and Elsie (David) McCartan; cherished grandmother of Shawn McCartan, and Alec and Matthew Duerr; sister of the late Anna Russell, Julia Graham, Elizabeth Rudolchick, John Bartok and Alexander Bartok. Friends may call SUNDAY, 2-4 and 6-8 p.m., at McDERMOTT FUNERAL HOME, INC., 334 Forest Grove Rd., Kennedy Twp., where a service will take place at 10 a.m. on MONDAY. In lieu of flowers, donations may be made in Margaret's name to the Clear Thoughts Foundation for Dementia and Alzheimer's research (www.clear thoughtsfoundation.org). Send condolences post-gazette.com/gb