This souvenir book showcases some of the most influential and important treasures of the National Museum of African American History and Culture's collections. These include a hymn book owned by Harriet Tubman; ankle shackles used to restrain enslaved people on ships during the Middle Passage; a dress that Rosa Parks was making shortly before she was arrested; a vintage, open-cockpit Tuskegee Airmen trainer plane; Muhammad Ali's headgear; an 1835 Bill of Sale enslaving a young girl named Polly;