"They're here for us," he rumbled.

"For us?"

"You and me—me and you!"

"Me and you!" said the Duchess, with the accent of petrification.

"Aye, it's a go, ain't it?" And he shook his head at her heavily.

"But what on earth are they? Not—not——" She searched for a possible profession, and could only think of dentists.

"They're coppers!" he puffed in her ear. "Don't holler!"

She nearly did, never having been waited upon by anything of the kind before.

"Coppers?" she gasped.