Caroline gasped and put a hand to the base of her throat in a gesture of mock outrage, as she understood that Eliza was being facetious. Henrietta Braithwaite, who knew the Duchess only by gossip, had to turn around and look to discern as much. Then, realizing she had been obvious, Henrietta turned back to the work at hand: running her fingertips over the ivory tool, inspecting for rough places.