Cheryl Woodruff-Brooks, a graduate student in Penn State Harrisburg’s American studies program, thought she would do her thesis on the history of hip-hop. But a chance sighting of black-and-white photos in a Philadelphia gallery window in 2014 would eventually change her mind and open up to her a world that flourished during the 1930s to 1960s in which African-Americans ruled a section of Atlantic City, New Jersey, beachfront, known as “Chicken Bone Beach.”