[Footnote 64: Pliny, Nat. Hist. xviii. 17.]
[Footnote 65: Suet. Aug. 42.]
[Footnote 66: Frontinus i. 4. The date of his work is towards the end of the first century A.D.]
[Footnote 67: See Lanciani, Ruins and Excavations, p. 48; Mommsen, Hist. vol. i. Appendix.]
[Footnote 68: Frontinus i. 7, whose account is confirmed by the recently discovered Epitomes of Livy's lost books.—Grenfell and Hunt, Oxyrhynchus Papyri, iv. 113.]
[Footnote 69: See the useful table in Lanciani, op. cit. 58.]
[Footnote 70: This dates from the reign of Domitian. The nature of the public fountain may be realised at Pompeii. See Mau, Pompeii, its Life and Art, p. 224 foll.]
[Footnote 71: Cic. de Officiis, i. 42. 150.]
[Footnote 72: Livy xxii. 25 ad fin.]
[Footnote 73: It is very conspicuous, e.g., in the novels of Jane
Austen.]