[The Confederates] temper was darkened still further by the miseries of having “to stand & wait for an hour or more” on roads “blocked up with troops,” and by the unearthly screaming, shrieking, weeping, moaning, “oaths, and execrations” which arose from the army’s ambulances as the “wagons kept the road” and the uninjured survivors “marched through the fields & woods on each side.” Occasionally, there would be “a brass band on the side of the road … playing ‘Dixie’ & ‘Maryland,’ ” but this did not do much to drown out the cries heard by John Imboden from thousands of voices in the backs of jolting wagons and ambulances