I think they're on the mantelpiece.

We kept our savings on the mantelpiece.

On the mantelpiece is my tobacco pouch. Will you get it?

As a matter of fact, your head would look pretty decorative over his mantelpiece.

I had come to the conclusion that he had dropped asleep, and indeed was nodding myself, when he suddenly sprang out of his chair with the gesture of a man who has made up his mind and put his pipe down upon the mantelpiece.