Dor

Chambers's Encyclopaedia, Volume 4: Dionysius to Friction, p. 59

Dor, or MONT DORE (often written less properly Mont d'Or), a chain of mountains in France comprised in the great group of the Auvergne (q.v.) Mountains in the department of Puy-de-Dôme. They are clearly of volcanic formation, and rise in the Puy-de-Sancy, which is the highest peak of Central France, to the height of 6190 feet.

Source scan(s): p. 0068