Presently they encountered a policeman, who looked at them very closely, and enquired where they were going.

At the crossing of the dark alley he encountered a policeman and was greeted casually by that officer.

It was after 8 o'clock when the boys reached the main street of the town and encountered a policeman in uniform.

Meanwhile the clerk quietly slipped out of the store, and at a short distance encountered a policeman, upon whom he called for assistance.