After the Civil War, Capt. Isaiah Welch, a Doddridge County, West Virginia, native, took a job as a surveyor with Maj. Jed Hotchkiss of Staunton, Virginia. Hotchkiss had served as Gen. Thomas "Stonewall" Jackson's mapmaker and charted Jackson's famous Valley Campaign, and Welch had been an officer of the 13th Battalion, Virginia Light Artillery. The war left Virginia's agrarian economy in ruins, and men like Hotchkiss and Welch worked to develop a...