AR: Uncertain count noted in IGCH including 2 [uncertain], which each has been counted as 1. Then, the total count comes to 2 coins of a group of at least 2+ coins
Reference
Le Rider, Suse, p. 394, note 2, Prokesch-Osten, Les monnaies des rots parthes (Paris, 1874-5), p. 18, Simonetta, NC 1966, p. 27