[26]See [note 14.]

[27]See [note 15.]

[28]This again is over-rated.

[29]Thus if a be ascending and b descending, they will proceed in the same direction if the turn be as follows:

[30]See [note 16.]

[31]See [note 17.]

[32]See [note 18.]

[33]Two different languages are still spoken on the borders of the Nile in Nubia.

[34]On the west bank of the Nile, above Debot, at no great distance from the cataracts, are the ruins of a city, still bearing the name of Merys. Vide Journal.