Reichenbach Falls Secret/Darlington Substitution Scandal

In "The Darlington Substitution Scandal", wealthy art collector Lord Hector Darlington's priceless painting, "The Adoration", has disappeared. The facts Darlington relates at 221-B surrounding the theft are the classic 'closed room' conundrum within his private viewing chamber. And in "The Reichenbach Falls Secret", a dying Sherlock Holmes at last reveals to Watson the truth of what really transpired at the Reichenbach Falls.