Aka Beatrice Lorraine Harrell, she lived in Glenpool, Oklahoma.

https://www.tributearchive.com/obituaries/26603069/beatrice-lorraine-harrell
(with photo)

Most of it:

Beatrice ‘Bea’ Lorraine Orcutt, 79, passed away on December 5, 2022. Born in Claremore, OK to Juanita and Adolphus Orcutt.

Bea was the proud author of 2 published books and many unpublished writings.. She enjoyed writing, art, gardening, and music. Bea was always laughing and dancing. She loved being at the library, surrounded by books.

Bea lived in Glenpool for 35 years and was active in her community.

Bea was welcomed on the other side by her son, Richard Morris, her parents, and her brothers, Kenneth and James Orcutt.

Bea is survived by her daughters, Lisa, Theresa, and Victoria, her 11 grandchildren, and numerous family members and friends...

https://prabook.com/web/beatrice.harrell/3741565
(more biographical details)

https://www.kirkusreviews.com/book-reviews/beatrice-o-harrell/longwalkers-journey/
(Kirkus review of "Longwalker's Journey")

https://www.goodreads.com/book/show/2705358-longwalker-s-journey
(two customer reviews of the same)

From Encyclopedia.com:

Career:
Indian Health Care, Tulsa, OK, social service counselor, 1975-77;
Green Bay Packaging, Tulsa, personnel assistant, 1987-91;
Sapulpa Indian Education, Sapulpa, OK, tutor, 1995-.
Adult Literacy Program, volunteer tutor, 1990-;
Habitat for Humanity, volunteer coordinator, 1991-.

Contributor to magazines.

Publications:

(Reteller) How Thunder and Lightning Came to Be: A Choctaw Legend, 1995.
"The Great Sun Father commands two enormous birds, Heloha and Melatha, to find a way of warning people of coming storms, and the not-very-smart twosome finally comes up with a way."

https://www.amazon.com/How-Thunder-Lightning-Came-Be/dp/0803717490
(book cover)

Choctaw Mother (story), 1995.

Longwalker's Journey, 1999.
"Based on the author's family history, this moving story tells of ten-year-old Minko Ushi, whose father decides in 1831 to take his family ahead of the Choctaw tribe toward Indian Territory and braves many a hardship along the way."