Mystery at Shadow Pond Author:Mary C. Jane Why were Grampa's letters so important to old miserly Mr. Willey, to the strangers in the flashy red car, and to the writer at Shadow Pond Park? — Margie and her brother, Neale, know that the mysterious letters may help save their beach and field--and most important, their beloved horse. — But the letters are gone! Who could have taken them? And... more » why?« less