une étude en rouge (en anglais)

In London in 1878,Dr Watson gets acquainted with Sherlock Holmes when they decide to live together.
One day Sherlock Holmes receives Tobias Gregson's letter, Scotland Yard, who asks his help in a case of murder. A corpse is discovered with several clues ans Sherlock Holmes later manage to proove that they are wrong tracks.
After long inverstigations, Holmes has still found nothing. It is thanks to the experience of inspectors Gregsonand lestrade thathe finds an axplanation which gradully ,clears up its first deductions on the indentity of the murderer, deductions made when he first saw the corpse.
Holmes and Watson suceed in identifying the victim, tanks to a woman who accommodated her.
at the end of is inquiry, hOlmes learns, a newspaper, that its role in the resolution of the enigma was underestimated whereas the policemen, were publicly thaked. The culprit is a London coachman, who, having failed to marry a girl who liked him,discovers that it is the victim who maarried him whisch caused her death.