The Lackered Box

Le Coffret de Laque

Also known as La Fille de l’Espionne, El Cofre de Laca

Fearing the theft of an important secret formula, the scientist Claude Amory asks for help from Monsieur Préval, director of the Sûreté. But when Amory is mysteriously poisoned inside his own home, the detective realizes the case is more serious than he had imagined and decides to investigate each of the suspects.