The document provides a summary of Chapter 10 of Agatha Christie's novel "Sad Cypress". It describes how Elinor Carlisle had inherited a fortune and estate from her aunt. She had been engaged to Roderick Welman, but he broke off the engagement after falling for Mary Gerrard, the daughter of the lodgekeeper on Elinor's estate. Elinor then decided to sell the estate. At the estate, Elinor made sandwiches for Mary and the district nurse. They soon fell ill with symptoms of morphine poisoning. An autopsy revealed Mary had ingested a large dose of morphine, and police found a scrap of label with "morphia" where Elinor had