In this column: Blues spots, chitlin circuit, victoria grill, chitlins, soul food, chitterlings, Bobby Rush, 100 Men D.B.A. Hall, Little Milton Campbell, Jim Crow Segregation, Sherman Dudley, Theater Owners’ Booking Association, Manhattan Casino, Denver and Sea Ferguson, Sunset Terrace, Walter Barnes, map Chitlin Circuit, Apollo, Royal Peacock, Royal Theatre, Regal Theater, Paradise and Fox Theater, …