The Rasp · Chapter
III explained
Anthony Gethryn arrives at Marling and meets Inspector Boyd, who briefs him on the murder case.
What happens
Anthony Gethryn arrives at Marling and meets Inspector Boyd, who briefs him on the murder case. Boyd explains that the study door was watched by the butler Poole, the only open window shows no traces, and a wood-rasp was the murder weapon. Anthony lists the household members and notes that all have alibis, leaving the case puzzling.
Free preview opens on this chapter — companions, themes, and character notes appear beside the text.
Narrative arc
Story tension across the book — this chapter sits in Exposition.
- Setup
- Escalation
- Breaking point
- Aftermath
- Closing
This is the dramatic climax because Dora Masterson’s confession—that she believes her own “senseless, vicious”…
Full beat labels and climax notes unlock in the reader.
Follow the arc while readingThemes in this chapter
- The Detective as Outsider
Anthony Gethryn, though a former colonel, operates unofficially and is welcomed by the family, positioning him as an outsider with unique insight.
- The Fallibility of Evidence
Boyd notes the lack of traces at the open window and the puzzling nature of the fingerprints, highlighting the uncertainty of physical evidence.
Characters to notice
- Anthony Gethryn
Arrives at Marling, discusses the case with Inspector Boyd, and begins his investigation.
- Colonel Gethryn
Referred to as 'Colonel' by Boyd; Anthony is the same person, acting as the amateur detective.
- Mr. Hastings
Mentioned as the one who recruited Anthony for the case.
- Old Mr. Poole
The butler who claims to have watched the study door from 9:45 until the murder was discovered, and is considered a reliable witness by Boyd.
- Sir Arthur Digby-Coates
Present at the dinner and bridge game; has an alibi and is not suspected.
- Mr. Deacon
The secretary who was in his room with witnesses during the time of the murder.
Key passages
“Mr. Poole is most convenient.”
Anthony remarks that Poole's story seems too perfectly aligned with the facts.
Anthony's skepticism about the butler's account.
“I don't know what it is, sir, but this case has got a nasty, puzzling sort of feel about it, so to speak.”
Boyd expresses his unease and confusion about the case.
Boyd's admission of being out of his depth.
