The SoapBox Library

Books & documents

• THE SECRET ADVERSARY (1922) — AGATHA CHRISTIE Read at the Internet Archive Internet Archive [Internet Archive — see item page]
• The secret adversary (1922) — Christie, Agatha, 1890-1976 Read at the Internet Archive Internet Archive [Internet Archive — see item page]
• The secret adversary : a Tommy and Tuppence mystery (2017) — Christie, Agatha, 1890-1976, author Read at the Internet Archive Internet Archive [Internet Archive — see item page]
• The Secret Adversary and the Mysterious Affair at Styles: Agatha Christie Masterpiece Collection Omnibus (2014) — Agatha Christie Read at the Internet Archive Internet Archive [Internet Archive — see item page]
• The Secret Adversary - Agatha Christie - AI Hindil — Unknown Read at the Internet Archive Internet Archive [Internet Archive — see item page]
• Hercule Poirot quitte la scène ; Mr Brown (2014) — Christie, Agatha, 1890-1976 Read at the Internet Archive Internet Archive [Internet Archive — see item page]
• The Mysterious Affair at Styles (1920) — Agatha Christie Details at Open Library Open Library [metadata only — rights vary, see Open Library]
• Five Classic Murder Mysteries (Boomerang Clue / Death Comes as the End / Moving Finger / Murder of Roger Ackroyd / Secret Adversary) (1985) — Agatha Christie Details at Open Library Open Library [metadata only — rights vary, see Open Library]
• The Mysterious Affair at Styles; The Secret Adversary (1998) — Agatha Christie, Audio Euphonious, Paul-Thomas Ferguson, Deborah Shippy, Abigail Larson, Teresa Johnston Details at Open Library Open Library [metadata only — rights vary, see Open Library]
• Big Four / Pale Horse / Secret Adversary (1970) — Agatha Christie Details at Open Library Open Library [metadata only — rights vary, see Open Library]
• 1920s Omnibus (Man in the Brown Suit / Secret Adversary / Secret of the Chimneys / Seven Dials Mystery) (2006) — Agatha Christie Details at Open Library Open Library [metadata only — rights vary, see Open Library]
• The Complete Tommy and Tuppence (2002) — Agatha Christie Details at Open Library Open Library [metadata only — rights vary, see Open Library]
• Agatha Christie Collection (2021) — Agatha Christie Details at Open Library Open Library [metadata only — rights vary, see Open Library]
• Agatha Christie Omnibus (Murder on the Links / Mysterious Affair at Styles / Secret Adversary) (1995) — Agatha Christie Details at Open Library Open Library [metadata only — rights vary, see Open Library]
• Novels (And Then There Were None / N or M? / Secret Adversary / Towards Zero) (1992) — Agatha Christie Details at Open Library Open Library [metadata only — rights vary, see Open Library]
• Early Agatha Christie (2020) — Agatha Christie Details at Open Library Open Library [metadata only — rights vary, see Open Library]
• Novels (4.50 from Paddington / And Then There Were None / Death on the Nile / Murder at the Vicarage / Secret Adversary / Secret of Chimneys) (2004) — Agatha Christie Details at Open Library Open Library [metadata only — rights vary, see Open Library]
• Genius of Agatha Christie (2009) — Tom Thomas Details at Open Library Open Library [metadata only — rights vary, see Open Library]
• Novels (Murder on the Links / Secret Adversary) — Agatha Christie Details at Open Library Open Library [metadata only — rights vary, see Open Library]
• Agatha Christie Crime Collection — Unknown Details at Open Library Open Library [metadata only — rights vary, see Open Library]
• The best of Agatha Christie (2018) — Hall, Edward Details at Open Library Open Library [metadata only — rights vary, see Open Library]
• Sparkling Cyanide; The Secret Adversary (graphic novel) (2010) — Agatha Christie Details at Open Library Open Library [metadata only — rights vary, see Open Library]
• Agatha Christie's Young Detectives Novels - Unabridged (2026) — Agatha Christie, Kevin Theis Details at Open Library Open Library [metadata only — rights vary, see Open Library]

source: Project Gutenberg (public domain, host) + Internet Archive texts (IA reader, window) + Open Library (metadata, link-out) — public-domain first; we host only PD texts