Zaydi Imams of the Yaman
an-Nâsir li-dîni llâh Ahmad ibn Yahyâ, 301-320 H./913-932 AD Sudaysî dirham no date, Nu'mân. 0.37 g.; Very fine
Stack's 2 December 1997 lot 68.
Nu'mân is a name and placename frequently found in the Yaman, such as in Upper Wusâb, a fortress in Hajja and a fortress belonging to Sa'da. Obviously one of the last two has to be identified with our mint. There is no need to search in the vicinity of Mecca.