, which has the title dār al-ʿilm , the capital of the province of Fārs, is an Islamic foundation, on a continually inhabited site, which may go back to Sāsānid, or possibly earlier, times. It was probably founded, or restored, by Muḥammad the brother of Had̲j̲d̲j̲ād̲j̲ b. Yūsuf, or by his cousin Muḥammad b. al-Ḳāsim, in 74/693 (A.J. Arberry, Shiraz , Persian city of saints and poets, Norman, Okla. 1960, 31). It is situated at 5,000 ft. above sea level in 29° 36′ N. and 52° 32′ E. at the western ¶ end of a large basin some 80 miles long and up to 15 miles wide, though less in the vicinity of S̲h̲īrāz. A ri…