The Clue in the Jewel Box (Nancy Drew Mystery Stories #20) by Carolyn Keene
Writer: Mildred Wirt (1943) Revised By: Priscilla Baker-Carr (1972) Nancy is waiting for Bess and George to have their lunch together. An elderly woman occupies the chair beside her, looking very ill. The woman hands her a card with the name "Marie Alexandra" and an address and asks Nancy to…