Via Flaminia 122
1801/1810 Giuseppe Valadier (1762/1839) for Stanislaw Poniatowski grandson of the last king of Poland, Stanisław II August, born Stanisław Poniatowski (1732/98)
The building was the stable of the nearby Villa Poniatowski
It was originally made of a single plan but was raised with an additional plan and converted into a studio by the Spanish painter and engraver Mariano Fortuny Marsal (1838/74) who shared it with his pupil Attilio Simonetti
