HUMBOLDT - Mary Rose Davidson, 87, of Humboldt, passed away December 4, 2012 at the Humboldt County Memorial Hospital. A Mass of Christian Burial will be 11:00 a.m. Saturday at St. Mary's Catholic Church in Humboldt. Interment will be in St. Mary's Cemetery, Humboldt. Visitation is from 9:30 11:00 a.m. Saturday at the church with a Royal Neighbors memorial service at 10 a.m. The Mason-Lindhart Funeral Home of Humboldt is in charge of arrangements.