Boxcar Children; Ex-Library; Vol. 7; 16 oz.; 159 pages; Ex library HC w/DJ book aged w/few smudges/some reading wear DJ faded wome wear back clipped clean/tight reading condition. Boxcar Children #7. The Boxcar Children are spending the summer in an enormous New England farmhouse. There's an old woodshed near the house that holds a surprising secret--a secret that dates from the Revolutionary War. Suddenly their summer becomes an adventure.