Note 217 — APPENDIX. No. III. (continued 2)
Reading edition
We have seen above, that Aboab is the first city of the country of Aloa. From the distances here given, it must be in the country inhabited at present by the Arabs Sheygya. It seems therefore that ships can sail all the way from Assouan to Dóngola, across all the cataracts. This, can only be possible in time of high water.