Helen was born on August 6, 1912 in Austria to Adolph and Freda Glanzberg and was a Las Vegas resident for 20 years. She is preceded in death by his parents; son, Dennis; brother, Charles; and sister, Dory. She is survived by her son, Ronald Mack (Judy); daughter-in-law; Joan Mack; sister, Barbara Holland; five grandchildren, Stephen, Michael, Belinda (Andrew), Darren, and Landon; twelve great-grandchildren; and one great-great-granddaughter, and one great-great-great-granddaughter. Graveside services will be held at 10:00am on Wednesday, April 18, 2018 at King David Memorial Cemetery, 2697 E. Eldorado Lane, Las Vegas. Family requests that memorial donations be sent to Nathan Adelson Hospice. King David Memorial Chapel handled the arrangements.