WEBSaturday, July 14. Margaret Buffum BRATTLEBORO -- Margaret D. Buffum, 86, a former longtime Gilsum, N.H., resident died at Thompson House, Monday morning, July 9, 2007, after a brief illness. She was born in East Dover on May 21, 1921, the daughter of Rexford and Effie (Brown) Johnson. She grew up and attended schools and church in East Dover.