In a falling-apart expanding file are a number of beautiful little envelopes of private correspondence to Ellie Stoneroad Patterson, my three-greats grandmother. Inside are handwritten letters, embossed, on paper still substantial and barely yellowed, even after all these years. The handwriting is exquisite but light, not written darkly and faded over time. They’re tough to read, but not impossible. One letter, dated March 9, 1861, comes from S.E. Dixon, one of Ellie’s friends. Mrs. Dixon writes from Harrisburg of her travels to Baltimore, Annapolis, and Maryland over the previous week. We spent Sunday at Annapolis, had a delightful time, Monday we went to Washington, where we remained until Wednesday afternoon.…