Classicly

A faint, distant sound outside made them look at each other in sudden alarm. They listened. It grew louder—a horse coming along the trail from Rocky Gulch at a gallop. Beth thought of her stepfather, perhaps returning unexpectedly—to find Tom here with her. In the silence she could hear again the lonely howl of the wolf on Sugar Loaf—a sound immeasurably mournful, very much like the desolate, silent mountains themselves.

She rose to her feet, trembling. The sound of the horseman approaching grew steadily louder. Then her glance fell upon the little tin clock over the fireplace. She smiled with the relief of sudden comprehension.