But all the next day there was still no sign of Caroline Smith in the house across the street; no face like hers ever appeared at the windows.

Apparently the place was a harmless rooming house of fairly good quality.

Not a sign of Caroline Smith appeared even during the second day.

By this time the nerves of the two watchers were shattered by the constant strain, and the monotonous view from the front window was beginning to madden them.
"It's proof that she ain't yonder," said Bill Gregg.

"Here's two days gone, and not a sign of her yet.