In 1762 6-year old Wolfgang Amadeus Mozart & his sister performed for this Holy Roman Empress
.... Set of 6 (K567, 1788), Set of 6 (K571, 1789), Set of 12 (K586, 1789), 
Set of 6... [DOC] [TLE] MOZART AND THE AUSTRIAN FREEMASONS [PAR] With a short history of the Austrian Freemasonry at the time of Mozart - PS 
Review of ... Consequently Leopold decided to take young Wolfgang and his 
sister ...