Clearwater River, Lewis and Clark on the, 327.

Coal, use of, by Indians, 89.

Colbert, Radisson pardoned and commissioned by, 148; withholds advancement from Radisson, 152; summons Radisson and Groseillers to France, 176-177; death of, 177.

Colleton, Sir Peter, shareholder in Hudson's Bay Company, 140.

Colter, frontiersman with Lewis and Clark, 332.

Columbia River, Lewis and Clark travel down the, 327.

Company of Miscou, the, 352.

Company of Normandy, the, 354-357.

Company of the North, the, 151, 154, 175, 176.

Company of One Hundred Associates, the, 133, 352, 353.