Mary has maintained a traditional way of life with the guidance of her grandmother , while Julia has married a white man and assimilated into American culture .
Cogewea 's two sisters : Mary and Julia represent the two paths Cogewea could choose .
Mary has maintained a traditional way of life with the guidance of Cogewea 's grandmother , Julia Julia has married a white man and assimilated into American culture .
Cogewea 's two sisters : Mary and Julia represent the two paths Cogewea could choose .