Short answers, pulled from the story.
The Tanzmeisterhaus Salzburg first appeared in written records during the year 1617. This building stood on a square now known as Makartplatz, though it was called Hannibalplatz at that time.
Johann Lorenz Spöckner received official permission to teach dance lessons for nobles within these walls on the third of August 1711. The census document from 1713 already labeled this property as the Dance Master's House.
Leopold Mozart and his family moved into the spacious eight-room apartment in 1773 and lived there until Wolfgang departed for Vienna in 1781. Leopold resided with his grandson Leopold Alois Pantaleon from 1785 until his death in 1787.
Aerial bombs destroyed two-thirds of the building during the year 1944. Survivors found only a portion of the structure standing amidst the rubble before workers restored the late eighteenth-century stucco decoration in 1956 and 1957.
The International Mozarteum Foundation currently manages the Tanzmeisterhaus Salzburg as a public museum. Visitors view collections of musical instruments and documents from Wolfgang's residence period between 1773 and 1781.