RICHLAND - Elmer A. Derr, 91, of 114 Reilly Road died Thursday in Good Samaritan Hospital. He was retired from Reading Railroad, and was a member of St. Paul's United Church of Christ, Schaefferstown. He was the widower of Edna Shirk Derr. Surviving are four sons, Elmer A. Jr., with whom he lived, and Richard Lee of Nevada, and Ralph E. and Myron E., both of Richland; a daughter, Dorothy E. Franklin Weaver of Myerstown; a sister, Jenny Long of Neffsville; 12 grandchildren; and eight great-grandchildren. Services will be held at 10: 30 a.m. Tuesday at Clauser Funeral Home, Schaefferstown. Burial will be in Schaefferstown Cemetery. Viewing will be from 9:30 to 10:30 a.m. Tuesday at the funeral home. [Patriot-News, The (Harrisburg, PA) - Saturday, June 20, 1992]