1850-1851

Blue Thunder: "Camping below Mandan winter. Saw white man come to trade. Wiciyelo shot him with arrow. Not die but killed Wicheyelo. Chief 'Two Bears' told Indians to kill murderer."

No Two Horns: "A Dakota killed a white man with an arrow."

Blue Thunder Variants: "Camping over from Cannon Ball River & a trader came to trade a Wicejela killed the would be murderer Chief Two Bear told Indians to kill him."