Lake Pepin, 107, 109 (_note_). Lake Superior Indians at Quebec, 77. Lane, James H., 304, 307 (_note_). La Peyrouse, 64, 66 (_note_). Larkin, Thomas O., 264 (_note_); describes gold discovery, 274, 275. La Salle, Robert Cavelier de, described, 93, 94; goes in search of the Ohio, 97; Frontenac his friend, 97; plans a colony at mouth of the Mississippi, 98; gets a patent from Louis XIV., 98, 99 (_note_); builds a fort and vessel on Niagara River, 99; sails for Green Bay, 100; starts hence for the Mississippi River, and descends the Illinois, 101; winters among the Illinois, 101; returns to Frontenac, 101; again sets out, 102; finds Crèvecœur in ruins and deserted, 102; makes a third attempt, 103; builds Fort Prudhomme, 103; reaches the Gulf and takes possession of Louisiana, 103, 104; goes to France, 111; sails for the Mississippi River, 112; lands on the coast of Texas, 112; a chapter of disasters, 113; builds Fort St. Louis on Lavaca River, 113; sets out for the Mississippi, 115; is killed, 117 (and _note_); name honored, 123 (_note_). Law, John, his Mississippi scheme, 126, 130 (_note_). Lawrence, Kan., founded, 298, 299 (_note_); besieged, 302; destruction of property at, 303. Leavenworth, Kan., founded, 296, 299 (_note_). Lecompton settled, 297, 299 (_note_); pro-slavery party form a State constitution at, 305. Ledyard, John, 144, 145; his idea, 153, 156 (_note_); a deserter, 154; goes to France, 154; Jefferson's advice taken, 155; attempts to reach the north-west coast by way of Kamschatka, and fails, 156. Lewis, Meriwether, explores Louisiana, 187, 191 (_note_); ascends the Missouri, 188; among the Mandans, 189; reaches the Great Falls, 191; sets out across the mountains, 192; brings back guides and horses, 194; sufferings in the mountains, 195; reaches Lewis River, 195; descends the Columbia, 195; and reaches the sea, 197. Lewis River (Snake River of Oregon), named, 195. Little Rock, 223 (_note_). Livingston, Robert R., opens negotiations for the purchase of Louisiana, 173, 175 (_note_). Long, Stephen Harriman, sent to explore the Platte Valley, 219; ascends the Missouri in a steamboat, 219, 223 (_note_); winters near Council Bluffs, 221; goes down the South Platte to the mountains, 222; thence by the Canadian to Fort Smith, 222; pronounces the Great Plains a desert, 223. Long's Peak ascended, 222. Louis XIV., beginning of his reign, 81; its character described, 130 (_note_).