Penny Nichols and the Mystery of the Lost Key

Penny's generosity and unbounded friendliness earn her an instant friend in Rosanna Winters, a young lady in need of advice. Rosanna has inherited the property of her late uncle, Jacob Winters, and must inspect the estate at her earliest convenience. Penny suspects that Rosanna may be the victim of a hoax, but agrees to accompany Rosanna to the Winters home. Upon arrival the girls discover two additional claimants to the estate, each with a letter from Mr. Winters' lawyer! Most troubling, Rosanna's letter has disappeared, leaving her no claim...