MYSTERY IN THE PIRATE OAK - Classic Scholastic Book

A classic fantastic Scholastic paperback book from 1967 by Helen Fuller Orton. Wonderfully illustrated in pen and ink by Robert Doremus. Rumors of a pirate treasure that had been buried near a massive oak tree. And now there's a mysterious light appearing at night near there. Two young kids investigate. A nostalgic Scholastic book. Appears unread, tight spine, no markings.