It is, I believe, unique.

One of these days I must give you a permit to visit Bayfield and inspect it, with my brother for _cicerone_.

It will repay you--" "It will more than repay me," the young man interposed, with his gaze demurely bent on the wall.
"I should have said, it will repay your inspection.

You must jog my memory." It was clear Raoul had a reply on his tongue.

But he glanced at Dorothea, read her expression, and, turning to her brother, bowed again.