Half-Section of the Model of the Attic and Dome of Saint Peter's Basilica as Conceived by Michelangelo (recto); Detail Studies Relating to the Plan, Section, and Elevation of the Dome of Saint Peter's Basilica (verso).1551, 1558–69Speculum Romanae Magnificentiae: Elevation Showing the Exterior of Saint Peter's Basilica from the South as Conceived by Michelagelo (Published in 1569)1558–61Naval engagement set inside a Roman arena, with the river Tiber and nymphs at lower left and right1577–85Speculum Romanae Magnificentiae: Temples on the Isle of Tiber1582Speculum Romanae Magnificentiae: Longitudinal Section Showing the Interior of Saint Peter's Basilica as Conceived by Michelangelo (Published in 1569)1551, 1558–61View of the Campidoglio as re-designed by Michelangelo from the 'Speculum Romanae Magnificentiae'1569St. Peter's, dome and drum, interior section and elevation, and labeled details (recto); St. Peter's, moulding profiles, details (verso)early to mid-16th century Speculum Romanae Magnificentiae: View of the Roman Capitol1569St. Peter's, drum, interior, elevation (recto) St. Peter's, drum, pedestal, section (verso)early to mid-16th century Speculum Romanae Magnificentiae: Plan of St. Peter's1569