Flag for a Buffalo Soldier chapter of the National Indian War Veterans

From Swann Galleries site:

American flag, 26¾ x 42 inches, mounted on 54½-inch wooden pole, with 48 stars and stencil lettering reading "NAT. I.W. VETERANS, ABRAHAM LINCOLN, CAMP NO. 30, SAN ANTONIO, TX," with 3 stencil buffalo silhouettes; worn on right edge with several long horizontal tears and crude tape repairs, light soiling. San Antonio, TX, circa 1940s

Additional Details:

A flag used by the only all-Black Abraham Lincoln Post of the National Indian War Veterans, composed of veterans of the four "Buffalo Soldier" army regiments: the 9th and 10th Cavalry, and the 24th and 25th Infantry. This chapter was formed in 1929, and the flag dates from before the admission of Alaska and Hawaii to the Union in 1959.