103. For the description of Auvergne, see Sidonius (1. iv.
Epist. 21, in tom. i. p. 793), with the notes of Savaron and
Sirmond (p. 279 and 51 of their respective editions).
Boulainvilliers (Etat de la France, tom. ii. p. 242-268),
and the Abbe de la Longuerue (Description de la France, part
i. p. 132-l 39).