Agatha Christie - Hercule Poirot 18 - The Adventure of the Italian Nobleman (1922)

Agatha Christie - Hercule Poirot 25 - The Adventure of the Western Star (1923)

The Adventure of 'The Western Star' is a short story written by Agatha Christie [https://agathachristie.fandom.com/wiki/Agatha_Christie] which was first published in The Sketch [https://agathachristie.fandom.com/wiki/The_Sketch] in April 1923 in the U.K. The story was published in the U.S. in The Blue Book Magazine [https://agathachristie.fandom.com/wiki/The_Blue_Book_Magazine] in February 1924. In 1924 also, the story appeared as part of the anthology Poirot Investigates [https://agathachristie.fandom.com/wiki/Poirot_Investigates].

Agatha Christie - Hercule Poirot 24 - The Lost Mine (1923)

The Lost Mine is a short story by Agatha Christie [https://agathachristie.fandom.com/wiki/Agatha_Christie] which was first published in The Sketch [https://agathachristie.fandom.com/wiki/The_Sketch] in November 1923 in the U.K. In the U.S., the story was first published in The Blue Book Magazine [https://agathachristie.fandom.com/wiki/The_Blue_Book_Magazine] also in April 1925. The story was gathered and included in the U.S. edition of the collection Poirot Investigates [https://agathachristie.fandom.com/wiki/Poirot_Investigates] published by Dodd, Mead and Company in the U.S. in 1925. In the U.K., the story was not anthologized until it was included in Poirot's Early Cases [https://agathachristie.fandom.com/wiki/Poirot%27s_Early_Cases] in 1974.

Agatha Christie - Hercule Poirot 18 - The Adventure of the Italian Nobleman (1922)

The Adventure of the Italian Nobleman is a short story written by Agatha Christie [https://agathachristie.fandom.com/wiki/Agatha_Christie], which was first published in The Sketch [https://agathachristie.fandom.com/wiki/The_Sketch] in October 1923 in the U.K. The story was published in the U.S. in The Blue Book Magazine [https://agathachristie.fandom.com/wiki/The_Blue_Book_Magazine] in December 1924 as "The Italian Nobleman". In 1924 also, the story appeared as part of the anthology Poirot Investigates [https://agathachristie.fandom.com/wiki/Poirot_Investigates].

Agatha Christie - Hercule Poirot 19 - The Double Clue (1922)

The Double Clue is a short story written by Agatha Christie [https://agathachristie.fandom.com/wiki/Agatha_Christie], which was first published in The Sketch [https://agathachristie.fandom.com/wiki/The_Sketch] in December 1923 in the U.K. The story was published in the U.S. in The Blue Book Magazine [https://agathachristie.fandom.com/wiki/The_Blue_Book_Magazine] in August 1925. It was later gathered as part of the anthology Double Sin and Other Stories [https://agathachristie.fandom.com/wiki/Double_Sin_and_Other_Stories] published in 1961 by Dodd, Mead and Company [https://agathachristie.fandom.com/wiki/Dodd,_Mead_and_Company] in the U.S. In the U.K. the story was not anthologised until it was included in Poirot's Early Cases [https://agathachristie.fandom.com/wiki/Poirot%27s_Early_Cases] in 1974. It is the first appearance of the recurrent character Countess Vera Rossakoff [https://agathachristie.fandom.com/wiki/Vera_Rossakoff].

Agatha Christie - Hercule Poirot 21 - The Case of the Missing Will (1922)

The Case of the Missing Will is a short story by Agatha Christie [https://agathachristie.fandom.com/wiki/Agatha_Christie] which was first published in The Sketch [https://agathachristie.fandom.com/wiki/The_Sketch] in 1923 in the U.K. It the U.S., the story was first published in The Blue Book Magazine [https://agathachristie.fandom.com/wiki/The_Blue_Book_Magazine] in 1925. The story was gathered and included in the collection Poirot Investigates [https://agathachristie.fandom.com/wiki/Poirot_Investigates], published by Bodley Head in 1924 in the U,K, and Dodd, Mead and Company in the U.S. in 1925. It is one of the early Poirot stories.