What package does Matilda receive 1793?

In the novel "Fever 1793" by Laurie Halse Anderson, Matilda receives a package from her mother that contains a letter, a dress, and some money. This package symbolizes hope and connection to her family during a time of crisis caused by the yellow fever epidemic in Philadelphia. It serves as a reminder of her mother's love and support as Matilda navigates the challenges of survival.