
Unidentified drummer, 91st Pennsylvania. (Photo © Don Troiani/Bridgeman Images)
Unidentified drummer, 91st Pennsylvania. (Photo © Don Troiani/Bridgeman Images)
Unidentified drummer, 91st Pennsylvania. (Photo © Don Troiani/Bridgeman Images)
Unidentified drummer, 91st Pennsylvania. (Photo © Don Troiani/Bridgeman Images)