a) the drawing bears an ink inscription in the upper margin: '16. DALLA SUBURRA A S.TA MARIA MAGGIORE". The drawing bears on the verso the stamp of the Sacchetti collection; b) The drawing bears an ink inscription on the upper margin: "12. IL MEDESIMO". The drawing bears on the verso the stamp of the Sacchetti collection.
The two sheets probably constitute preparatory drawings for the series of Views of Rome by Giovanni Battista Mercati published in Rome in 1629.