In 1762 6-year old Wolfgang Amadeus Mozart & his sister performed for this Holy Roman Empress
October 13: 6-year-old Wolfgang Amadeus Mozart and his older sister 
Maria ... Franz I, Empress Maria Theresa, 6-year-old Archduchess Maria Antonia 
Josepha ... August: Maria Antonia Josepha Johanna's father Francis I, Holy 
Roman .... 1776 Marie Antoinette skated.