Escape to Freedom 
Subtitle: The Underground Railroad Adventures of Callie and William (I Am American) (I Am American) (I Am American)
Publisher: National Geographic Children's Books
Published: March 1, 2004
Language: eng
Format: Paperback
Number of pages: 40
ISBN-13: 9780792265511
Subjects: Kentucky; United States; Juvenile Nonfiction; Fugitive slaves; Children's Books/Ages 9-12 Nonfiction; Underground railroad; Children: Grades 4-6; People & Places - United States - African-American; Juvenile literature; History - United States/19th Century; History - United States/Civil War; Juvenile Nonfiction / History / United States / 19th Century; Children's 9-12 - History - General