Albert Whitman & Company, Paperback, 9780807576748, 178pp.
Publication Date: January 1, 1989
Henry, Jessie, Violet and Benny used to live alone in a boxcar. Now they have a home with their grandfather and are spending the summer on their own private island. There is a mysterious stranger on the island with a secret--but that's not the only surprise in store for the Boxcar Children.