Some you know and some you don't.

One of them, who has come far, is already in the house." Harry's eyes showed surprise, but he knew better than to ask questions.
The colonel had carried his military training into private life.
"He is a distant relative of ours, very distant, but a relative still," continued Colonel Kenton.

"You will meet him at supper.

Be ready in a half hour." The dinner of city life was still called supper in the South, and Harry hastened to his room to prepare.

His heart began to throb with excitement.