… two exhibit halls containing Native American artifacts to comply … administration on the 1990 Native American Graves Protection and … or removed exhibits containing Native American artifacts, including the … 26% of whom were Native American. The museum had 12 …… two exhibit halls containing Native American artifacts to comply … administration on the 1990 Native American Graves Protection and … or removed exhibits containing Native American artifacts, including the … 26% of whom were Native American. The museum had 12 …