Pages are unmarked and intact. See photos. This is a fifth printing. Year printed unknown. Text copyright 1956 The original Landmark series of children’s books are high quality non-fiction, hardcover books that focus on the legendary people and events in American history. They were written for children and young adults, generally ages 10-15. Children enjoy reading these books. Because the content is rich and they are expertly written, many adults enjoy reading and collecting them as well. They are very popular with home-schoolers.