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].