S.

Sacramento, stage line to, 189.

St. Clair (brig), 76.

St. Joseph (Mo.), stage line from, 189.

St. Lawrence canal system, 160.

St. Louis, shipbuilding, 180; headquarters for fur trade, 186; trade with Santa Fé, 187.

St. Mary's River Ship Canal, 164, 167, 168.

Salt Lake City, stage line to, 189.

Samson (lake freighter), 169.

Sandusky, port of entry, 74.

San Francisco, Overland Trail to, 189.

San Lorenzo, Treaty of, 75.

Santa Fé, trade with, 187.

Santa Fé Trail, 191.

"Sapphire Country," 19, 152.

Saturday Advertiser, Liverpool, on the Duane, 76-77.

Schoph, J. D., crosses mountains in chaise, 66.

Schuylkill-Susquehanna Canal, 35.

Searight describes freight wagons on Cumberland Road, 123-124.

Sellers, Captain Isaiah, 182.

Shreve, Henry, builds double-decked steamboat, 79; invents flat-bottomed steamboat, 175.

Society for Promoting the Improvement of Roads and Inland Navigation, 31, 34-35, 39, 54.

South, trade with, 65; demands for commerce, 174.

Southern Belle (steamboat), 181.

Southern Chesapeake and Ohio Railroad, 29.

Southern Railway, 19.

Stanton, E. M., has model of J. M. White, 186.

Stephenson, Robert, on Pennsylvania Canal, 140.

Stevens, E. A., invents twin-screw propeller, 104.

Sublette, fur trader, 186.

Sultana (steamboat), 181.

Superior (steamboat), 156, 167.

Superior, Lake, copper and iron deposits near, 164; commerce from, 166-167.

Susquehanna River, Washington foresees joining to West, 8.