Martha McConnell and George Pirkle Martha McConnell – Ms. McConnell (b. 1948), a retired mail carrier, is the co-president of the Historical Society of Cumming/Forsyth County. She recalls the dam project and her teenage years spent on Lake Lanier. George Pirkle – Mr. Pirkle (b. 1947) grew up in Cumming and remembers the dam construction and lake filling. He serves on the board of the Historical Society of Cumming/Forsyth County as a historian.