Seymour, Morgan & Co., [66], [116], [119], [120]
Sheffield steel used in manufacture of Reapers, [74]
Sherwood farm, near Elgin, Ill., [111]
Shipping, Chicago becomes centre for, [73], [215]
Siberia, Russia seeking seaport for, [204];
wheat crop of, [209], [217];
railway across, [212];
development of, [228];
might take lesson from Red River Valley, [231]
Sickle, its use in 1809, [5]
Side-draught construction of Reaper, [33], [34]
Side-delivery machine, first practical, [46]
Skulls, pyramid of, [4]
Slaves, work of, [191]