Almost at once he stood back and the sunshine flashed upon the revolver clutched in his right hand.
"That was a bullet," he continued.

"Some one fired at that tire.

Tom, there's trouble about." The man looked nervously around.
"That's a rifle bullet, sure," he muttered.
The car was drawn up by the side of the road, a few yards past the section house.

A little way farther up was the tool shed, and beyond, the tower house.

There was no one in sight at either of these places.