1779 was a watershed year for Haydn, as his contract was renegotiated: whereas previously all his compositions were the property of the Esterházy family, he now was permitted to write for others and sell his work to publishers.
1779 foi un ano decisivo para Haydn, que renegociou o seu contrato: mentres que antes todas as súas composicións eran propiedade da familia Esterházy, agora se lle permitía escribir para outros e vender as súas obras aos editores.