Fifteen-year-old Tam Ling Fan disguises herself as her twin brother, journeys from her village in China to California, and works as a laborer on the Transcontinental Railroad--where she faces danger on multiple fronts--to earn the money her family desperately needs. Includes author's note. Growing up in 1860s China, Tam Ling Fan has lived a life of comfort. Her father is wealthy enough to provide for his family but unconventional enough to spare...