Elizabeth M Walker, 67, Collegeville Elizabeth M "Tibby" "Liz" Walker, 67, wife of Sam Walker, died Thursday, February 16, in The Pottstown Memorial Medical Center. She was born in Huntingdon to the late Marshall and the late Nancy (Hamill) Morgan, but she lived most of her life in the Collegeville area. Tibby was a graduate of The Charles Ellis School for Girls, and attended nursing school in State College, PA, where she earned her degree as a registered nurse. As an RN, she worked as a nurse for 20 years at The Manatawny Manor until her retirement. She loved the beach, particularly Fenwick Island, and spending time with her grandchildren. In addition to her husband, Sam, she is survived by her four children; sons Jake Walker, Chris Biddle, and Tyler Walker, and daughter Anne Biddle; sister, Marty Mack; and five grandchildren. Friends and family are invited to attend her memorial service at Shalkop Grace & Strunk Funeral Home, 135 Bridge St., Spring City, PA, on Saturday, February 25, 2017, at 11:30 AM. Visitation will be held at the funeral home on Saturday, from 10:00 to 11:30 AM. In lieu of flowers contribution may be made to a charity of your choice. Online tributes may be made in her name to www.sgsfuneralhome.com