[2423]. H.N. xxxv. 173.
[2424]. Vitr. ii. 8, 17.
[2425]. Ibid.
[2426]. See Daremberg and Saglio, s.v. Aquaeductus; Middleton, Remains of Ancient Rome, ii. p. 323.
[2427]. Suet. Aug. 28.
[2428]. Borrmann, Die Keramik in der Baukunst (Durm’s Handbuch d. Architektur), p. 51.
[2429]. Roach-Smith, Collect. Antiq. iv. p. 11, pls. 5-6.
[2430]. Nissen, Pompeian. Studien, p. 26; Mau-Kelsey, Pompeii, p. 36.
[2431]. See Mau-Kelsey, Pompeii, p. 38.
[2432]. Archaeologia, lii. p. 664.