242 
NOTES. 
Astron., c. 1 and 16 ( Uranol., p. 139); VaiTo de 
Lingua Latina, lib, 6, c. 2 (Auctores Lat. Linguae, 
ed. Gothofred, 1583, p. 48); Cicero de Divin., lib, 2, 
c. 46 (ed. Jos. Oliveti, 1740, tom. 3, p. 81 and 478); 
German. Caesar in Arati Phoen. v. 89 (Aygin. Ope- 
ra, Bas., 1335, p. l64 and 187); Vitruv. de Archi- 
tect., lib. 9, 0. 4 (ed. Joannis de Laet, Amst., l649, 
p. 190) ; Manil. Astron., lib. 1, v. 609/ and lib. 4, v. 
203 (ed. Mich. Payer, tom. 1, p. 77 and 313); Virg. 
Georg., lib. 1, v. 34 ; Servius, Comment, in Virgi 
lib. 5, p. 208 (ed. Pancrat. Mascivii, tom. 1, p. 131); 
Plin., Hist. Nat., lib. 18, c. 25, sect. 39 (ed. Harduin., 
1723, tom, 2, p. 130) ; Ptolem., lib. 9, c. 7 ; Plut. de 
Plac. phiL, lib. 1, c. 6 (ed. Reiske, vol. 9, p- 486) ; 
Manethonis Apotelesm., lib. 2, v. 137 (ed. Gronov, 
1698, p. 23); Macrob. Comment in Somnum Scip., 
lib. 1, c, 19, et Saturn., lib. 1, c. 12 and 22 (Opera 
omnia, ed. Gronov., I67O, v. 90, 244 and 306); 
Achilles Tatius, Isagoge, c. 23 et frag. (Uranol , p. 
83 and 96); Theon. Comment, in Ptol. (ed. Bas.> 
1338, p. 386); Martianus Capella de Nupt. Philolo- 
gige et Mercurii, lib. 8 (ed. princeps, 1498, fol. R.3) ; 
Luc. Ampelius liber mem. cap. 2 (ed. Bipontina ad 
calcem Flori, p. 158) ; Kircher, Oedip. ^gypt., l633, 
tom. 2, p. 206. 
Among the ancient writers who mention the sign 
of the Balance ((vyo^q» ra (vya, A/rp^/, jugum, libra), 
the only one anterior to the reform of the calendar 
by Julias Caesar is Hipparchus. The passage in the 
commentary of Hipparchus on Aratus has escaped the 
learned researches of Abbe Testa, who asserts, that, 
before Geminus, the word ^vyoc, was unknown to the 
Greek astronomers. He adds : Ne tre libri del 
