# The Adventure of the Bruce-Partington Plans explained — His Last Bow

> Chapter companion for His Last Bow by Arthur Conan Doyle.

## What happens

In November 1895, a dense fog envelops London, driving Holmes to restless boredom until a visit from his brother Mycroft reveals the theft of secret Bruce-Partington submarine plans and the murder of young clerk Arthur Cadogan West. Holmes, Watson, Mycroft, and Inspector Lestrade investigate, uncovering clues that lead them to the house of Hugo Oberstein, a foreign spy. Through a clever advertisement, they lure a suspect, who turns out to be Colonel Valentine Walter, the brother of the late Sir James Walter, head of the Submarine Department.

## Themes in this chapter

### Patriotism and War

The theft of the Bruce-Partington submarine plans highlights national security and the threat of foreign espionage, with Holmes acting to protect England.

### Deception and Identity

Holmes uses a fake advertisement to lure the spy, and Colonel Valentine Walter is revealed as an unexpected traitor, showing how appearances deceive.

### Crime and Justice

The investigation into the murder and theft involves breaking into a house, but Holmes justifies it for the greater good of justice and national safety.

## Character check-ins

### Sherlock Holmes

Restless due to fog, he investigates the theft of submarine plans and captures Colonel Valentine Walter.

### Dr. Watson

Accompanies Holmes, recounts the case, and feels the tension of the national importance.

### Mycroft Holmes

Visits Baker Street to enlist Sherlock's help in the Cadogan West case, described as the most indispensable man in the country.

### Inspector Lestrade

Participates in the investigation and criticizes Holmes's burglary methods.

### Colonel Valentine Walter

Captured at Oberstein's house after responding to Holmes's advertisement; revealed as the younger brother of Sir James Walter.

### Arthur Cadogan West

The murdered clerk suspected of stealing the plans; his fiancée Miss Westbury provides background.

### Miss Violet Westbury

Cadogan West's fiancée, who recounts his last evening and his remarks about the plans.

### Mr. Sidney Johnson

Senior clerk at the Submarine Department, who describes the office security and his belief in West's guilt.

## Key lines

> For England, home and beauty—eh, Watson? Martyrs on the altar of our country.

Holmes jokes that they are sacrificing themselves for the sake of England.

_Holmes justifies their burglary as an act of patriotism._

> You can write me down an ass this time, Watson. This was not the bird that I was looking for.

Holmes admits his mistake when Colonel Walter appears instead of the expected spy.

_Holmes's surprise at capturing the wrong man._

## Links

- HTML: https://www.betterreads.online/discover/his_last_bow_se/chapters/the-adventure-of-the-bruce-partington-plans
- Book: https://www.betterreads.online/discover/his_last_bow_se
- All chapters: https://www.betterreads.online/discover/his_last_bow_se/chapters