Fer-de-Lance by Rex Stout

Page 33:

Fritz smiled. He had a sweet sort of faraway smile. He could catch a joke but never tried to return it. "Good morning. There's a gentleman down stairs to see Mr. Wolfe."

I sat up. "What's his name?"

"He said Anderson. He had no card."

"What!" I swung myself to the edge of the bed. "Well well well well. He's not a gentleman, Fritz, he's a noovoh reesh. Mr. Wolfe is hoping that soon he'll be less reesh. Tell him-- no, don't bother. I'll be right down."