Marilyn, age 76, was a long time school teacher in the Rawlins, Wyoming Public School System. She is survived by her son Robert (Christine) Cumberland; siblings Nancy Hughes and Ralph (Ramona) Koontz; five grandchildren and seven great - grandchildren. A Memorial Service will be held Tuesday, April 1, 2008 at 1:30 p.m. at Horan and McConaty Family Chapel, 9998 Grant St., Thornton, Colorado with Reception to follow. In lieu of flowers, donations may be made to the American Heart Association. Please sign the online guestbook.