IRAN. Imperial Bank of Persia. 1 Toman, ND (1890-1923). P-1bs. Specimen. PCGS Currency Very Choice New 64. June 15th, 1904. Black solid zero serial numbers. Arms at left with Shah Nasr ad-Din at right. Arms are seen on the reverse at center with the bank name above and counters in each corner. Scarce, and seldom encountered in Specimen form. Perforated cancelled.