ISLAMIC, Persia (Pre-Seljuq). Samanids. Nasr II ibn Ahmad, AH 301-331 / AD 914-943. Dirham (Silver, 30 mm, 3.02 g, 4 h), citing the Abbasid caliph al-Muqtadir billah, Samarqand, AH 312 = AD 924/5. Album 1446. Nicely toned. Struck from somewhat worn dies and the flan slightly wavy, otherwise, very fine.
From a Swiss collection of Islamic coins, assembled in the 1970-1980s (with original flip with S. Album's description).