Saratoga, N. Y., [7]

Sault Ste. Marie Canal, [210]

Sauvage, inventor of screw propeller, [53]

School attended by Cyrus H. McCormick, [26]

Scotch-Irish, the, [17]–[23], [25], [29]

Scotland, [18], [74]

Screw propeller, inventor of, [53]

Scribner, Charles, publisher, [21]

Scythe, invention of, [5]

Secession, War of, [100], [166]–[168], [191], [192]