▁and ▁he ▁was ▁twenty - se ven . ▁As ▁Hend erson ▁noted ▁in ▁her ▁novel ▁A unt ▁Phill is ' s ▁Cab in ▁( 1 8 5 2 ), ▁she ▁was ▁a ▁desc endant ▁of ▁the ▁First ▁Famil ies ▁of ▁Virginia ▁and ▁had ▁grown ▁up ▁in ▁slave hold ing ▁society . ▁ ▁In ▁ 1 8 4 1 ▁Captain ▁East man ▁was ▁appointed ▁commander ▁of ▁Fort ▁Sn elling . ▁He ▁and ▁his ▁family ▁lived ▁there ▁for ▁years . ▁This ▁was ▁when ▁Hend erson ▁East man ▁wrote ▁D ac ot ah , ▁or ▁Life ▁and ▁Leg ends ▁of ▁the ▁Si oux ▁Ar ound ▁Fort ▁Sn elling ▁( 1 8 4 9 ), ▁which ▁S eth ▁East man ▁illustrated . ▁She ▁used ▁her ▁time ▁at ▁Fort ▁Sn elling ▁to ▁record ▁and ▁preserve ▁the ▁local ▁culture . ▁Among ▁the ▁leg ends ▁she ▁alleg edly ▁collected ▁from ▁the ▁Dak ota ▁was ▁a ▁version ▁of ▁the ▁death ▁of ▁the ▁lov el orn ▁chief ' s ▁daughter , ▁" Pr in cess ▁Win ona ". ▁However , ▁at ▁that ▁time ▁in ▁history , ▁" Win ona ", ▁which ▁means ▁" first - born ", ▁was ▁not ▁in ▁use ▁as ▁a ▁proper ▁name , ▁and ▁the ▁Dak ota ▁do ▁not ▁use ▁European ▁titles ▁of ▁royal ty . ▁She ▁sent ▁her ▁book ▁to ▁the ▁US ▁Congress ▁in ▁ 1 8 4 9 ; ▁it ▁is ▁online ▁on ▁Project ▁G uten berg . ▁ ▁After ▁the ▁East mans ▁returned ▁to ▁the ▁East , ▁they ▁lived ▁in ▁Washington , ▁D . C .