(Detective) novels & Short story collections

1920's

1920:

The Mysterious Affair at Styles 1920 (American edition) [+ HP and JJ]
Published in the UK the following year: British edition.

1923:

The Murder on the Links 1923 (American edition) [+ HP]
Published in the UK later the same year: British edition.

1924:

Poirot Investigates 1924 (Brittiska utgåvan)¹ [+ HP och JJ]
Published in the US the following year with three additional short stories: American edition².

1927:

The Big Four 1927 (British edition) [+ HP och JJ]
Published in the US later the same year: American edition.

¹ Captain Arhur Hastings figures in ALL short stories.

² Captain Arhur Hastings figures in ALL short stories.

³ A later edition is published in the short story version: The Big Four 2016 (Detective Club Crime Classics 1).