In the Fall, by Jeffrey Lent

In Virginia during the last days of the Civil War, a wounded Union soldier becomes separated from his comrades and is found near death by an escaped slave who saves him. Norman Pelham and Leah Mebane become inseparable and, after he is demobilised and they marry, the two decide to walk to his home in Randolph, Vermont. As they pass through nearby Bethel, his fellow veterans—already home for several months—watch for him.

So they saw him pass along the road that Indian-summer morning with ...