Note 508 — PARTE SECONDA
Reading edition
Virg. Georg., I, 261 sgg.; Cat. De agricultura, ed. Keil, 2, 3; 23, 1; 31, 1; 33, 5; 37, 5; 39, 1; 59; Varr. RR. I, 2, 22; 22, 1; 23, 5; Plin., H. N. XVIII, 26, 236; Cat. RR. XI, 2; Blümner, Technologie, I, 98 sgg.; Voigt, op. cit., I, pp. 26 sgg.