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The Roman Hat Mystery · Chapter

Queen to Queen explained

Dr.

What happens

Dr. Prouty and Dr. Thaddeus Jones visit the Queens to report their startling toxicological findings on Monte Field's remains, revealing a unique poison. Later, Inspector Queen and Ellery discuss the case, focusing on the missing top hat as the central mystery, and plan to re-search the Roman Theatre.

Themes in this chapter

  • The Primacy of Rational Deduction

    Ellery and Inspector Queen emphasize logical reasoning about the missing hat as the key to solving the murder.

  • The Relentless Quest for Truth

    The Queens persist in analyzing evidence and planning a renewed search of the theatre.

  • Deception and False Appearances

    The mysterious poison and the missing hat highlight how appearances can mislead.

Characters to notice

  • Ellery Queen

    Present at home with his father; engages in discussion about the hat and the case.

  • Richard Queen

    Hosts Dr. Prouty and Dr. Jones; later debates the hat mystery with Ellery.

  • Dr. Samuel Prouty

    Chief Assistant Medical Examiner; reports difficulty in analyzing Field's stomach contents.

  • Dr. Thaddeus Jones

    Eminent toxicologist; reveals the poison found in Field's body was a startling discovery.

  • Djuna

    Serves coffee and listens to the conversation from the corner.

  • Edmund Crewe

    Reports via telephone that there is no secret hiding place in the Roman Theatre.

Key passages

  • I've been fairly itching to be introduced to New York City's Paracelsus and eminent Toxicologist

    Ellery expresses eagerness to meet the famous toxicologist Dr. Jones.

    Ellery's characteristic wit and respect for expertise.

  • Solve the mystery of Field's hat and you will find the one essential clue that will point to the murderer.

    Ellery believes the hat is the crucial piece of evidence.

    Central thesis of the chapter's investigation.

  • I'm not at all satisfied with things as you've stated them, dad. Hat—hat—there's something wrong somewhere!

    Ellery is uneasy about the hat's disappearance and suspects a flaw in their reasoning.

    Shows Ellery's analytical doubt.