Author : Dr. J D Clark
Year : 1954
This book details of prehistoric Rock Painting near and arround harar and beyond. Very interesting of Ancestoral history of the Horn of Africa.
Here it is mentioned the famous painting of Saka Sharifa just east of Harar as well as Laga oda, Erre Kimyet and more. Also the stonage tools discovered in the ancient town of Hobat and its relation with the Somali region.
Contributor: Meftuh Shash