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Craig Kennedy Stories · Chapter

The Deadly Tube explained

Kennedy presents his findings in the Close-Gregory case, demonstrating that the X-ray burns were not caused by Dr.

What happens

Kennedy presents his findings in the Close-Gregory case, demonstrating that the X-ray burns were not caused by Dr. Gregory's treatments but by a deliberate act of sabotage. Using a microphone hidden in the room, he exposes a conversation between Close and his lawyer, Lawrence, revealing their plot to frame Gregory and their scheme to divorce Mrs. Close. The chapter also includes visits to Dr. Gregory's X-ray lab and to Mrs. Close in the hospital, where Kennedy gains permission to investigate further.

Themes in this chapter

  • Science in Crime Detection

    Kennedy uses X-ray technology and a hidden microphone to uncover the truth, highlighting the role of scientific methods in solving crimes.

  • Trust and Betrayal

    Mr. Close's conspiracy to frame Dr. Gregory and divorce his wife reveals deep betrayal within personal relationships.

  • Justice and Retribution

    Kennedy's exposure of the plot aims to ensure justice for Dr. Gregory and Mrs. Close, while bringing the guilty to account.

Characters to notice

  • Craig Kennedy

    Presents evidence and uses a microphone to expose the conspiracy against Dr. Gregory.

  • Dr. James Gregory

    Demonstrates his careful X-ray apparatus and defends his treatments.

  • Mrs. Huntington Close

    Interviewed at the hospital; she is the victim of the X-ray burns and is suing Dr. Gregory.

  • Mr. Close

    Revealed as the mastermind behind the plot to frame Dr. Gregory and divorce his wife.

  • Mr. Lawrence

    Close's lawyer, complicit in the conspiracy, exposed by the microphone.

  • Walter Jameson

    Narrator, assists Kennedy and suggests posing as reporters to visit Mrs. Close.

Key passages

  • Close’s face was livid. “It’s a pack of lies!” he shouted, advancing toward Kennedy, “a pack of lies! You are a fakir and a blackmailer. I’ll have you in jail for this, by God⁠—and you too, Gregory.”

    Close, enraged, accused Kennedy of fabricating evidence and threatened legal action against both Kennedy and Gregory.

    Close's reaction to the exposure of his plot.

  • “That,” said Kennedy, “is a little instrument called the microphone. Its chief merit lies in the fact that it will magnify a sound sixteen hundred times, and carry it to any given point where you wish.”

    Kennedy reveals the hidden microphone that amplified the conspirators' conversation, demonstrating his investigative technique.

    Kennedy explains the use of the microphone as a key piece of evidence.