He used to be a United States marshal, you know.

Or one of the others might have done it, knowing him for a United States marshal.

United States marshal for the eastern judicial district of Texas in 1875.

A United States marshal wearing a black uniform and a gun wanted to see it.

They were held in port under custody of the United States marshal.

Two and sometimes three United States marshals guard the entrance.

He also was for a time a United States Marshal.

He addressed a United States marshal who was apparently in his chambers.

United States marshals sat a few feet away.

"I am a United States marshal," was the quick reply.