ABSTRACT
Art. from the point of Ras Casar, the frontier between the Italian and Egyptian territory north of the Colony of Erythrrea runs along the heights of Halibai and Gabei-Helli, then strikes the course of the River Carora,* which it ascends as far as the height of Teglanait, whence it runs via Mount Abbeiredu to the watershed between the valley of the Carora Tabet on the south, and that of the Aitera-Arerib on the north; it follows the said watershed in a westerly direction as far as the Hill of Seiancolet, and via the Sigat-Tellim range, joins the plateau of Hagar Nusch, a little to the nOI'th of Mount Roribet; it follows the northern edge of the plateau as far as the top of ~Iount Hamoet; it runs along the Khor _J\..fta to the wells of the same name, and thence to Mount Haar through hilly country, which forms the watershed between the middle part of the Ambacta and the Khor Lori, and from this group of mountains it runs towards the Barca, and strikes it at the junction with the Ambacta, following the chains which bound on the north the lower portion of the valley of the last-named river.
