Dorothy Dale's Strange Discovery
is the eleventh in the series. It is the most difficult one to find. This is the only e-book or print versions other than through rare-book dealers we know of. Dorothy and Tavia have been invited to visit one of their Glenwood School classmates—Jennie Hapgood—the daughter of a large farm owner who has fallen on hard times. If he can't raise a considerable sum of money quickly, he may be forced to sell the beautiful family farm—Sunnyside. It looks bad. How in the world is Dorothy going to find enough month to help her friends?