Image Credit: Drazen Zigic on iStock Maati Jone Primm did not envision herself as a bookstore owner, even though Marshall’s Music and Bookstore, the oldest operating Black-owned bookstore in the United States, has been in her family for decades. The bookstore, originally founded in 1938, was purchased by Primm’s grandmother, a college-educated woman who was the first in her family to be born outside of slavery. Located in Jackson, MS, often refe…