Note 330 — Chapter III · THE USES OF CLAY
Reading edition
See on the subject generally, Dörpfeld, Die Verwendung von Terrakotten, 1881, and Borrmann’s excellent treatise in Durm’s Handbuch d. Architektur, Die Keramik in d. Baukunst (1. Theil, Bd. 4), p. 28 ff.; also Wiegand, Puteol. Bauinschr. pp. 719, 756 ff.