Just a noise, that is all.But a very significant noise to Miss Nathalie Rogers, or Nattie, as she was usually abbreviated; a noise that caused her to lay aside her book, and jump up hastily, exclaiming, with a gesture of impatience:—"Somebody always 'calls' me in the middle of every entertaining chapter!"For that noise, that little clatter, like, and yet too irregular to be the ticking of a clock,...