Something like a cold chill seemed to pass over the girls as they looked up at the old mill. And then Natalie set their nerves more in a flutter by suddenly exclaiming:

“There! Look there! At the upper window. I’m sure I saw a face!”

CHAPTER XXII

UNSEEN VISITORS

The girls clung to one another, after their first few frightened screams of dismay, and then Mrs. Bonnell exclaimed:

“Oh, Natalie! How could you? To frighten us so!”

“I didn’t mean to. But really I did see something at the window.”

“Probably a rag fluttering in the wind,” spoke Alice.

“Maybe,” assented Natalie, with a nervous glance at the broken casement. “And yet do fluttering rags have dark eyes, that look hopelessly at you?”

“Did you see that?” demanded Mabel.