The Boy Spies of Philadelphia

James Otis Kaler, known under pen name James Otis, was an American journalist and author of children's literature, published over the 150 books for young readers. The adventure, patriotic biographies and historical books that had great appeal for boy readers, were intended for classroom use and became the classic of children's education literature.
"The Boy Spies of Philadelphia" is a children's novel, first published in 1897. The story of how the young spies helped the Continental Army at Valley Forge. James Otis Kaler wrote the book in which the real historical events are presented by the side of private life.
"The Boy Spies of Philadelphia" may become the good start to acquaintance with American history for your children. Enjoy the reading!