two days after Maria Josepha visited the vault, and there is an incubation period of about one week after initial infection before symptoms of a rash appear. Therefore, the archduchess must have been infected before visiting the vault. On 15 October 1767, at the age of 16, Maria Josepha died due to the disease. She is buried in vault number 46 at the Imperial Crypt Vaults of the Imperial Crypt in Vienna. After her death, her younger sister, Archduchess Maria Carolina, was given as a bride to the king of Naples in her place. Ancestry References Bibliography 1751 births 1767 deaths 18th-century Austrian people 18th-century Austrian women House of Habsburg-Lorraine Deaths from smallpox Infectious disease deaths in Austria Burials at the Imperial Crypt Austrian princesses Knights of the Order of Saint Stephen of Hungary Daughters of emperors Children of Maria Theresa Royalty and nobility who died as children Daughters of kings