Coins of Ardashir I

Three sample coins of Ardashir I of Sassanian Dynasty.
224 - 242 AD
Kept in known location (possibly British Museum according to one of our readers)
More information: Link [1]

Parthian Coin of Arsaces I

Arsaces I (247-211 B.C.)

Mint: Nisa (Located in Modern Turkmenistan)

Obv: beardless head wearing bashlyk;

Rev: beardless archer wearing bashlyk and cloak seated left on backless throne, holding bow in left hand.

Greek inscription = ΑΡΣΑΚΟΥ / ΑΥΤΟΚΡΑΤΟΡΟΣ which means Arsaces the Autocrat. He was the founder of the Parthian empire which ruled over Iran for almost five centuries.

Sources [1] [4]