"The Blue Cross" is a short story by G. K. Chesterton. It was the first Father Brown short story and also introduces the characters Flambeau and Valentin. It is unique among the Father Brown mysteries in that it does not follow the actions of the Father himself, but rather those of Valentin. It was first published on 23 July 1910, under the title "Valentin Follows a Curious Trail", in the Saturday Evening Post, Philadelphia. Re-titled as "The Blue Cross", publication in London followed, in The Story-Teller magazine of September 1910.

"The Secret Garden" is a short story by G. K. Chesterton. It was originally published in The Story-Teller in October, 1910. It is the second story in the collection The Innocence of Father Brown. It is the second story about the French detective Valentin and completes his plot arch, begun in The Blue Cross.

In dieser Kurzgeschichte geht es um Thomas, einen Archäologen mit dem Traum, einmal die eine große Entdeckung zu machen, um wie andere Entdecker auch, in den Geschichtsbüchern zu stehen. Allerdings kommt es auf einer Expedition etwas anders und Thomas widerfährt ein ungewöhnliches Schicksal.

Sam Reilly was looking forward to some much-needed rest. But when a panicked man with purple eyes grabs him at gunpoint and takes him hostage. This man is scared of something... And Sam is going to have to find what it is if he wants to get out of this alive.