Nancy Blackbird Is not listed by Jim Hicks at https://www.genealogy.com/ftm/h/i/c/James-R-Hicks-VA/BOOK-0001/0021..., but was entered on geni as a daughter of Sequoyah 'George Guess' Gist & Sarah "Sallie" Gist with Sallie’s parents as Daughter Wolf & unknown Waters (as per Hicks).
Any advice?