How do we know about the enslaved people who escaped slavery using the Underground Railroad? What happened to them? How do we know about the people who organized it? This book shows how we know about the fugitives and their experiences from primary and other sources.Includes: Images of primary source documents Timeline Glossary Resources for more investigationLexile Measure:/1050LCopyright 2014. Middle school. 7 x 9 inches. Softcover, 64 pages.