This collection contained over 270 autographs and included the operas The Marriage of Figaro and The Magic Flute, a series of string quartets and string quintets, several piano concertos, and Eine kleine Nachtmusik. Based on these autographs, the André publishing house (founded in 1774 by André's father Johann André (1741–99) and still owned by the family today) prepared and issued some highly respected editions of Mozart's works, bringing many compositions into print for the first time.
This compilation included more than 270 autographs and featured operas such as The Marriage of Figaro and The Magic Flute, a series of string quartets and quintets, several piano concertos, and Eine kleine Nachtmusik. Based on these autographs, the André publishing house (established in 1774 by André's father Johann André (1741–99) and still owned by the family today) prepared and released some highly esteemed editions of Mozart's works, making many compositions available for the first time.