The hills of Armenia are below the fortieth degree of latitude; but in the mountainous country which I inhabit, it is well known that an ascent of some hours carries the traveller from the climate of Languedoc to that of Norway; and a general theory has been introduced, that, under the line, an elevation of 2400 toises is equivalent to the cold of the polar circle, (Remond, Observations sur les Voyages de Coxe dans la Suisse, tom.ii.p.

104.)] [Footnote 129: The identity or proximity of the Chalybians, or Chaldaeana may be investigated in Strabo, (l.xii.p.825, 826,) Cellarius, (Geograph.Antiq.tom.ii.p.

202--204,) and Freret, (Mem.

de Academie, tom.iv.p.

594) Xenophon supposes, in his romance, (Cyropaed l.