NEW CLUES

 

  • Upon questioning Agatha Christie says, “Of course, the poison bottle is mine, I am using it in my next novel, but I never opened it.”

 

  • A chromatogragy test was performed on the letter, and the ink came from a brown calligraphy pen.

 

  • A brown calligraphy pen was found on Agatha Christie’s writing desk.

 

  • After examining the pen, two sets of fingerprints were found on it.

 

  • One print belonged to Agatha Christie, after all, it was her pen, and the other belonged to Edgar Allan Poe.

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