In 1946 a young woman named Ada Lois Sipuel Fisher (1924-1995) was denied admission to the University of Oklahoma College of Law because she was African American. The OU law school was an all-white institution in a town where African Americans could work and shop as long as they got out before sundown. But if segregation was entrenched in Norman, so was the determination of black Oklahomans who had survived slavery to stake a claim in the territory...