Title: In the House of the Enemy

Published in: The Blue Book Magazine

Year of publication: 1927        Publication month: July

Issue: Vol. 45, No. 3

Printed by: ?

Original book publication: The Big Four 1927 (British edition)
Published in the US later the same year: American edition.

First edition in Sweden: De fyra 1929 (Bonniers billighetsserie)
NOTE! The first Swedish edition is also published in a variant cover without serial belonging and in a white cover.
              All later editions is published under the title De fyra stora.

Illustrator: L. R. Gustavson

Price: ?

Number of instalments: One instalment.

Main Character/Detective: Hercule Poirot (together with Captain Arthur Hastings and Chief Inspector James Japp)

Comment: The serialised part corresponds to chapter eight of The Big Four (1927) with the same title.