This was also one of those mysteries where you know who done it but not how. However, as the story went along the author was able to captivate with the story. It's fascinating to hear how detectives worked.
Agatha Christie, Edgar Wallace, Arthur Conan Doyle, Wilkie Collins, R. Austin Freeman, H. C. McNeile, G. K. Chesterton, Arthur Morrison, Ernest Bramah, Victor L. Whitechurch, Thomas W. Hanshew, E. W. Hornung, J. S. Fletcher, Rober Barr, Frank Froest, C. N. Williamson, A. M. Williamson, Isabel Ostander, Edgar Allan Poe, Arthur B. Reeve, Émile Gaboriau, Marie Belloc Lowndes, Richard Marsh, Mary Roberts Rinehart, Arthur J. Rees, Carolyn Wells, William Le Queux, Frank L. Packard, Fred M. White, Allan Pinkerton, Marcel Allain, Pierre Souvestre, E. C. Bentley, A. A. Milne, Anna Maynard Barbour, A. E. W. Mason, Louis Tracy, Auguste Groner, Sax Rohmer, E. Phillips Oppenheim, Cleveland Moffett, Louis Joseph Vance, Jackson Gregory, Frank H. Spearman, Murray Leinster, Erskine Childers, Dorothy L. Sayers, Freeman Wills Crofts, Catherine Louisa Pirkis, H.C. Bailey, H. Beam Piper, James Hay, Melville Davisson Post, Anna Katharine Green, Ambrose Bierce, John R. Coryell, Frederic Arnold Kummer & Arthur Cheney Train
Agatha Christie, Edgar Wallace, Arthur Conan Doyle, Wilkie Collins, R. Austin Freeman, H. C. McNeile, G. K. Chesterton, Arthur Morrison, Ernest Bramah, Victor L. Whitechurch, Thomas W. Hanshew, E. W. Hornung, J. S. Fletcher, Rober Barr, Frank Froest, C. N. Williamson, A. M. Williamson, Isabel Ostander, Edgar Allan Poe, Arthur B. Reeve, Émile Gaboriau, Marie Belloc Lowndes, Richard Marsh, Mary Roberts Rinehart, Arthur J. Rees, Carolyn Wells, William Le Queux, Frank L. Packard, Fred M. White, Allan Pinkerton, Marcel Allain, Pierre Souvestre, E. C. Bentley, A. A. Milne, Anna Maynard Barbour, A. E. W. Mason, Louis Tracy, Auguste Groner, Sax Rohmer, E. Phillips Oppenheim, Cleveland Moffett, Louis Joseph Vance, Jackson Gregory, Frank H. Spearman, Murray Leinster, Erskine Childers, Dorothy L. Sayers, Freeman Wills Crofts, Catherine Louisa Pirkis, H.C. Bailey, H. Beam Piper, James Hay, Melville Davisson Post, Anna Katharine Green, Ambrose Bierce, John R. Coryell, Frederic Arnold Kummer & Arthur Cheney Train
Mark Twain, Agatha Christie, Arthur Conan Doyle, Edgar Allan Poe, Dorothy Leigh Sayers, G.K. Chesterton, Charles Dickens, Jules Verne, Wilkie Collins, Joseph Smith Fletcher, Maurice Leblanc, Sax Rohmer, Golden Deer Classics, Marcel Allain, Pierre Souvestre, Émile Gaboriau, John Meade Falkner, Thomas W. Hanshew, Ernest William Hornung, Herbert George Jenkins, Joseph Sheridan Le Fanu, Sheridan Le Fanu, William Le Queux, Harold MacGrath, George Barr McCutcheon, John T. McIntyre, Arthur Morrison, Edward Phillips Oppenheim, Allan Pinkerton, Melville Davisson Post, Arthur John Rees, Mary Roberts Rinehart, Harrington Strong, Louis Tracy, Louis Joseph Vance, Carolyn Wells, Herman Whitaker, George F. Worts & Israel Zangwill
Mark Twain, Agatha Christie, Arthur Conan Doyle, Edgar Allan Poe, Dorothy Leigh Sayers, G.K. Chesterton, Charles Dickens, Jules Verne, Wilkie Collins, Joseph Smith Fletcher, R. Austin Freeman, Maurice Leblanc, Sax Rohmer, Golden Deer Classics, Marcel Allain, Gilbert Keith Chesterton, John Meade Falkner, Émile Gaboriau, Thomas W. Hanshew, Ernest William Hornung, Herbert George Jenkins, Joseph Sheridan Le Fanu, William Le Queux, Harold MacGrath, George Barr McCutcheon, John T. McIntyre, Arthur Morrison, Edward Phillips Oppenheim, Allan Pinkerton, Melville Davisson Post, Arthur John Rees, Mary Roberts Rinehart, Harrington Strong, Louis Tracy, Louis Joseph Vance, Carolyn Wells, Herman Whitaker, George F. Worts & Israel Zangwill
Edgar Allan Poe, Anna Katharine Green, Louis Tracy, Jackson Gregory, Carolyn Wells, Louis Joseph Vance, Arthur Cheney Train, Arthur Conan Doyle, Ernest Bramah, Mary Roberts Rinehart, Arthur Morrison, Cleveland Moffett, Agatha Christie, Marie Belloc Lowndes, Sax Rohmer, Ambrose Bierce, Erskine Childers, Wilkie Collins, Thomas W. Hanshew, Murray Leinster, Allan Pinkerton, H. Beam Piper, Auguste Groner, Freeman Wills Crofts, James Hay, Edgar Wallace, Frank Froest, Pierre Souvestre, Marcel Allain, Melville Davisson Post, Frederic Arnold Kummer, Richard Marsh, Arthur J. Rees, E. Phillips Oppenheim, J. S. Fletcher, C. N. Williamson, A. M. Williamson, R. Austin Freeman, A. E. W. Mason, E. W. Hornung, Frank L. Packard, A. A. Milne, Arthur B. Reeve, E. C. Bentley, Frank H. Spearman, H. C. McNeile, Fred M. White, Dorothy L. Sayers, Émile Gaboriau, Victor L. Whitechurch, Catherine Louisa Pirkis, John R. Coryell, Rober Barr, Isabel Ostander, Anna Maynard Barbour, William Le Queux, G.K. Chesterton & H. C. Bailey
S Emma E. Edmonds, Sarah H. Bradford, Jean Christie Root, William J. Fitzpatrick, Charlotte Biggs, William Minto, Allan Pinkerton, Anonymous, John André, Andrew Lang, Robert Baden-Powell, Joseph Orton Kerbey, William Le Queux, Benson John Lossing, French Strother, Lady Isabel Burton, E. C. Downs, Henry Bascom Smith, Alexander Whyte & S. R. Crockett