Dwayne Roger Mace Mason 1929 - 2012 Dwayne Roger “Mace” Mason, died on December 15, 2012 after a recent hospitalization. A celebration of his life will be held at a later date. A complete obituary is in the December 26, 2012 issue of The Platteville Journal. Janet Rose Breuer John Edward Sherman Harry R. Shaben Kathleen L. Mitchell