The Reb and the Redcoats by Constance Savery (an American rebel in England)

Title: The Reb and the Redcoats
Author: Constance Savery
Publication: Bethlehem Books, paperback, 1999 (originally published in 1961)
Genre: Juvenile historical
Setting: 18th century England

Description: The Reb is young Randal Everard Baltimore, an American prisoner of war, who encounters the Redcoats, the four Darringtons, children of a British officer fighting in the War of American Independence.