Miss Hale was as white as the sand that gleamed under her feet. "Oh, Betty, Betty Wales," she cried, "you frightened us all so!" Her voice broke into a little sob. "You were under my charge, too. I should have had to tell your mother that I'd let you--let you drown." She turned to Dr. Eaton. "I can't thank you enough, John." She held out her hand and Dr. Eaton shook it gravely. Then Ethel turned without a word, and ran up the steps to the bath-house, and after a moment Dr. Eaton followed.