"Most suitable!" the professor exclaimed. He went on to describe a certain room in a turret, "with prospects, on a fair day, west to Donaghadee and north to Cairngaan," both of which he pronounced so authentically that visible frissons of pleasure radiated down the table. It had been fixed up, he said, in a manner that made it "both authentic and habitable, no easy balance to strike," and it awaited his return.