Townsend, John K., Narrative of a Journey across the Rocky Mountains, cited, [49], [50].

Trade and commerce, [95], [191], [192].

Trade licenses, [177], [178], [179], [180].

Traders, American, [33], [45]-[52], [81].

Trading act, [177].

Trading Companies, [95], [96], [176]-[179] (see also Hudson's Bay Company, and Northwest Fur Company).

Trading posts, [27], [28].

Trappers, [191].

Treaties, [19], [20], [21], [39], [68], [86], [87], [128], [129], [131], [141], [142], [216], [253], [254] (see also Conventions).

Tualatin Plains, [203], [204], [210].