Most Popular Books
- Tivoli and Its Artistic Treasure: The Tiburtine Area: Its History and Works of Art: Villa d'Este, Villa Gregorianan, Villa Adriana
- Tivoli: The Tiburtine area : its history and works of art : Villa d'Este, Villa Gregoriana, Villa Adriana
- Rome. le Vatican et la Sistina
- Rome as it was The Eternal City a century ago in the water-colours by Ettore Roesler Franz
- Rome, the Vatican, and the Sistina
