Burlingame: 139.
Barns, Robert: 103, 105.
Burnside, Ambrose, General: 307, 309, 359-60, 382, 393, 435.
Burr, Aaron: 29.
Butler, Benjamin, General: 268, 283, 392-3, 409, 436, 444.
Butterfield: 95.
Calhoun, John: 68.
Calhoun, John Caldwell: his character and influence, 42-5: his doctrine of "nullification" and secession, 45-6; his death, 100; further references, 97, 113, 175, 182.
California: 28, 91-3, 96-9.
Cambridge, Massachusetts: 59.