n Tuesday, April 20, 2010, the beloved husband of Bee Duncan; father of Skip (Vicki) and Gregory Duncan; brother of William Duncan and Elenore Kilpatrick; grandfather of Jennifer (Stan) Darveau and Brett (Elissa) Duncan. Family and friends are invited to John's Life Celebration on Friday, April 23 from 2 to 4 and 6 to 8PM at GEORGE P. KALAS FUNERAL HOME, 6160 Oxon Hill Rd. Oxon Hill, MD. Mass of Christian Burial will be offered on Saturday, April 24 at 11:00AM at St. Philip the Apostle Catholic Church, 5416 Henderson Way, Camp Springs, MD 20746. Interment Maryland Veterans Cemetery, Cheltenham, MD on Wednesday, April 28 at 11:00AM. Memorial contributions may be made to American Cancer Society