Oil on canvas, 21cm by 18cm.
This is a copy after the original painting of circa 1627-8 which is in the Doria Pamphili Gallery, Rome.
Guido Reni was active in Rome, Naples and his native Bologna, where he was a leading artist of the Bolognese School.
He established two studios in the city, which between them had almost two hundred pupils, through whom his influence was assured.