Adriano de BonisRome , 1850-1860. Courtyard behind the chevet of the church of San Crispino. Alley of the Coliseum. Portico of the Basilica of San Clemente del Latran. Three albumen prints, mounted on thin cardboard. Legends handwritten in pencil and stamped with the initials "AdB" on the verses of the montages. Medium format: 25 x 19 cm Francis Wey reproduced in 1873 the proof of the bedside of San Crispino in his book Rome, description and remembrance . Adriano de BonisRome , 1850-1860 . Courtyard behind the chevet of the Church of San Crispino. Alley of the Coliseum. Portico of the Basilica of St. Clement-du-Latran. Three albumen print mounted on paper. Handwritten captions in pencil and stamped with the initials "AdB" on verso of the montages. Average format: 25 x 19 cm Francis Wey reproduced the print of San Crispino in 1873 in his book, Rome, description and souvenir .