Outside it was Le Portereau; and thence ran the road to Toulouse, which beyond the Loiret on the heights of Olivet joined the road to Blois.[482] [Footnote 482: Jollois, _Lettre a Messieurs les membres de la Societe des Antiquaires de France, sur l'emplacement du fort des Tourelles de l'ancien pont d'Orleans_, Paris, 1834, in folio with illustrations.
Abbe Dubois, _Histoire du siege_, dissertation, v.

Lottin, _Recherches_, vol.i, pp.

15-18.

Vergniaud Romagnesi, _Des differentes enceintes de la ville d'Orleans_, pp.

17-19.