Note 331 — Chapter III · COLUMBIANS.
Reading edition
Sproat's Scenes, p. 92; Simpson's Overland Journ., vol. i., pp. 242-3; Kane's Wand., pp. 214-15. The Nooksaks 'have no slaves.' Ind. Aff. Rept., 1857, pp. 327-8; Schoolcraft's Arch., vol. iv., p. 601. It is said 'that the descendants of slaves obtain freedom at the expiration of three centuries.' Pickering's Races, in U. S. Ex. Ex., vol. ix., p. 28.