What is the bibliography of Henry ossawa tanner?

Some sources that discuss the life and work of Henry Ossawa Tanner include:

1. "Henry O. Tanner: Modern Spirit" by Anna O. Marley
2. "Henry Ossawa Tanner: A Spiritual Biography" by Marcia M. Mathews
3. "The Life and Art of Henry Ossawa Tanner" by Dewey F. Mosby

These books provide a comprehensive look at the renowned African American artist.