First Edition stated. Mary Briggs dustjacket art. Mystery author Mary Roberts Rinehart's copy, with her signature at front pastedown. Charlie Chan tries to solve the murder of a wealthy American found dead in a London hotel room. Settings include London, Nice, France, San Remo, Honolulu, San Francisco and Hong Kong. Very Good, cloth with modest soiling to cloth, some modest wear to cloth at edges, signs of bookplate having been lifted off front endpaper (possibly Rineharts), in Very Good dustjacket, vertical crease at spine, some nicking to edges.