Note 97 — Chapter I · CONSTANTINOPLE IN THE SIXTH CENTURY[3]

Déthier, Nouv. recherch. à CP., 1867, p. 20; cf. Vegetius, iv, 1, 2, 3, etc. These walls have much similarity to the agger of Servius Tullius, but in the latter case the great wall forms the inner boundary of the trench and the lesser wall, retaining the excavated earth, was about fifty feet behind in the city. See Middleton’s Ancient Rome, etc.