Boston Jane by Jennifer L. Holm.
Schooled in the lessons of etiquette for young ladies of 1854, Miss Jane Peck of Philadelphia finds little use for manners during her long sea voyage to the Pacific Northwest and while living among the American traders and Chinook Indians of Washington Territory.
The River Between Us by Richard Peck.
During the early days of the Civil War, the Pruitt family takes in two mysterious young ladies who have fled New Orleans to come north to Illinois.
Anna of Byzantium by Tracy Barrett.
The teenage princess Anna Comnena (1083-1153) fights for her birthright, the throne to the Byzantine Empire, which she fears will be taken from her by her younger brother John because he is a boy.
Daughter of Venice / Donna Jo Napoli.
Frustrated with the restrictions her gender imposes on her life,
fourteen-year-old Donata, disguised as a boy, sneaks out of her noble
family's house to roam the streets of late sixteenth-century Venice and then must confront the repercussions of her actions.