Ogrein survey.
Sudan.Maṣlaḥat al-Misāḥah.
Khartoum : Survey Dept.,
1953.
Relief shown as contours (interval 50 metres) and heights.
Shows: administrative boundaries, railways, roads (3 categories), tracks, vegetation.
Wanting: Sheet 3.
1: Ogrein -- 2: Tendera
Ogrein area, eastern Sudan.
Sudan Ogrein.