Open Daily: 10am - 10pm | Alley door pickup 10am - 7pm 3038 Hennepin Ave Minneapolis, MN
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  • Open Daily: 10am - 10pm
    Alley-side Pickup: 10am - 7pm

    3038 Hennepin Ave Minneapolis, MN
    612-822-4611

Open Daily: 10am - 10pm | Alley-side Pickup: 10am - 7pm
3038 Hennepin Ave Minneapolis, MN
612-822-4611
Sherlock Holmes in The Adventure of the Undersea Plans

Sherlock Holmes in The Adventure of the Undersea Plans

Thwackhurst, Rr

Paperback

Mystery & Thriller

ISBN13: 9798249192983
Publisher: Independently Published
Published: Feb 20 2026
Pages: 54
Weight: 0.14
Height: 0.13 Width: 5.00 Depth: 8.00
Language: English
When Admiral Sir Reginald Carlton arrives at 221B Baker Street on a grey February afternoon, he brings a problem that touches both personal grief and national security. His nephew, Lieutenant Peter Carlton, has been found dead in his Portsmouth lodgings, officially from heart failure, but the Admiral's instincts tell him something is profoundly wrong.

The young naval officer had recently become engaged to Miss Elise Vogel, a talented German pianist who moves gracefully through London's finest drawing rooms. He also had access to Britain's most closely guarded secret: the specifications for revolutionary submarine propulsion designs.

Holmes and Watson plunge into a world where Schumann recitals conceal treachery, where musical notation encodes stolen specifications, and where a beautiful woman's composure masks something far colder than sentiment. From the gaslit disorder of Baker Street to the naval yards of Portsmouth, from a Whitechapel photographer's shop to a midnight encounter in Dover, they trace a plot of devastating elegance, one executed by a professional who has learned to partition sentiment from necessity with chilling precision.

What Holmes uncovers is a truth more troubling than simple villainy: that evil in the modern age wears a civilized face and believes itself to be acting rightly. A tale of espionage and moral ambiguity in which order must be wrested from chaos, truth pursued at any cost, and the real enemy may not be the spy but the system that created her.

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