P. H. von Blanckenhagen, Flavische Architektur (Berlin, 1940)

A. M. Colini, “Forum Pacis,” Bull. Comm. 65 (1938), 7–40

——, Stadium Domitiani (Rome, 1943)

G. Cozzo, Ingegneria Romana (Roma, 1928)

C. Liugli, Roma antica (Roma, 1946), 269–276 (Forum Pacis, Forum Transitorium), 319–348 (Coliseum), 486–493, 509–516 (Palace of Domitian)

F. Magi, I Rilievi Flavi del Palazzo della Cancelleria (Rome, 1945)

M. Scherer, op. cit. in Ch. 3, 49–62 (Palatine); 75–76 (Arch of Titus), 80–89 (Coliseum), 101–102 (Forum “of Nerva”)

J. M. C. Toynbee, The Flavian Reliefs from the Palazzo della Cancelleria in Rome (Oxford, 1957)

CHAPTER 10: Trajan: Port, Forum, Market, Column

C. Becatti, Scavi di Ostia 2 (Rome, 1954) (Mithraea)

G. Boni, “Roma—Esplorazione del Forum Ulpium,” Not. Scav. (1907), 361–427

J. Bradford, Ancient Landscapes, 248–256 (Claudius’ and Trajan’s harbors)

G. Calza, Scavi di Ostia, 1 (Rome, 1953)

—— and G. Becatti, Ostia4 (MPI Guides, Rome, 1957)

——, La necropoli del Porto di Roma nell’ Isola Sacra (Rome, 1940)

J. Carcopino, Daily Life in Ancient Rome (New Haven, 1940), 173–184 (businessmen and manual laborers)

P. Ducati, L’arte classica3 (Turin, 1948), 619–628 (Trajan’s Forum and Column)

K. Lehmann-Hartleben, “Die antiken Hafenanlagen des Mittelmeeres,” Klio, Beiheft 14 (1923), 182–198 (Claudius’ and Trajan’s harbors)

G. Lugli, Roma antica (Rome, 1946), 278–307 (Trajan’s Forum and Market)

—— and C. Filibeck, Il Porto di Roma imperiale e l’agro Portuense (Rome, 1935)

R. Meiggs, art. “Ostia,” in Oxf. Class. Dict. (Oxford, 1949)

P. Romanelli, La colonna traiana: relievi fotografici eseguiti in occasione dei lavori di protezione antiaerea (Rome, 1942)

E. D. Thatcher, “The Open Rooms of the Terme del Foro at Ostia,” Mem. Am. Acad. in Rome 24 (1956), 167–264

CHAPTER 11: An Emperor-Architect: Hadrian

S. Aurigemma, Villa adriana^3 (Tivoli, 1955)

H. Bloch, “I bolli laterizi e la storia edilizia romana,” Bull. Comm. 65 (1937), 115–187

E. Clark, Rome and a Villa (New York, 1952), 141–194

H. Kähler, Hadrian und seine Villa bei Tivoli (Berlin, 1950)

G. Lugli, I monumenti antichi, 3 (Roma, 1938), 123–150 (Pantheon), 693–708 (Hadrian’s mausoleum)

——, Roma antica (Rome, 1946), 234–240 (Temple of Venus and Rome)

D. S. Robertson, A Handbook of Greek and Roman Architecture2 (Cambridge, 1954), 246–251 (Pantheon), 252–254, 316 (Piazza d’Oro)

A. W. Van Buren, “Recent Finds at Hadrian’s Tiburtine Villa,” Am. Journ. of Archaeology 59 (1955), 215–217 (Canopus)

M. Yourcenar, Mémoires d’Hadrien (Paris, 1951; Engl. trans., New York, 1954)

L. Ziehen, art. “Pantheion,” in RE 18 (1949), cols. 729–741

CHAPTER 12: Roman Engineering

American Architect 98 (Oct. 5, 1910), 113–118 (Pennsylvania Station)

W. J. Anderson, R. P. Spiers, and T. Ashby, The Architecture of Ancient Rome (London, 1927), 99–113 (Baths)

T. Ashby, Aqueducts of Ancient Rome (Oxford, 1935)

Van Wyck Brooks, The Dream of Arcadia (New York, 1958), 239 ff.

R. J. Forbes, Notes on the History of Ancient Roads and their Construction (Amsterdam, 1934), 115–168

M. W. Frederiksen and J. B. Ward Perkins, “The Ancient Road Systems of the Central and Northern Ager Faliscus,” Papers of the British School at Rome 12 (1957), 67–208

H. S. Jones, Companion to Roman History (Oxford, 1912), 40–49 (Roads)

L. Mumford, “The Disappearance of Pennsylvania Station,” New Yorker 34 (June 7, 1958), 106–113

H. Plommer, Ancient and Classical Architecture (London, 1956), 338–344 (Baths)

Sir Albert Richardson, R.A., Letter to New York Times, Mar. 1, 1959

I. A. Richmond, The City Wall of Imperial Rome (Oxford, 1930)

G. H. Stevenson, “Communications and Commerce,” in The Legacy of Rome (ed. C. Bailey, Oxford, 1923), 141–172

E. B. Van Deman, The Building of the Roman Aqueducts (Washington, 1934)

C. C. Van Essen, “The Via Valeria from Tivoli to Collarmele,” Papers Br. Sch. at Rome 12 (1957), 22–38

CHAPTER 13: Caesar and Christ

B. M. Apollonj-Ghetti, A. Ferrua, E. Josi, E. Kirschbaum, Esplorazioni sotto la confessione di San Pietro in Vaticano eseguite negli anni 1940–1949, 2 vols. (Rome, 1951)

G. V. Gentili, “Piazza Armerina: grandiosa villa romana in contrada Casale,” Not. Scav. (1951), 291–335

——, The Imperial Villa of Piazza Armerina (MPI Guides, Rome, 1956)

H. P. L’Orange and E. Dyggve, “Is it a Palace of Maximian Herculeus that the excavations of Piazza Armerina bring to light?,” Symbolae Osloenses 29 (1952), 114–128

M. Guarducci, La tomba di Pietro (Rome, 1959; there is also an English translation)

E. Kirschbaum, The Tombs of Peter and Paul (New York, 1959)

B. Pace, I mosaici di Piazza Armerina (Rome, 1955)

J. M. C. Toynbee and J. B. Ward Perkins, The Shrine of St. Peter and the Vatican Excavations (London, 1956)