Barbara J. Mock, 54, Altoona, died Saturday at her residence after an extended illness. She was born in Altoona, daughter of Shirley Ann (Langer) Crostley and the late Willie J. Crostley. She married Robert M. Mock on Dec. 8, 1995, in Orlando, Fla. Surviving are her mother; her husband; four sons: Ryan McNally, Raymond W. McNally, Robert W. McNally and Richard A. Walker; seven grandchildren; and three siblings: Richard A., Mannie B. and Willie R. At the request of the deceased, there will be no service. Inurnment will be at Rose Hill Cemetery.