Vira Narayan (1627-1633), Silver Tanka, 10.04g, SE 1548, Bengali legend in 4 lines on both sides in border of beads, Obv: ''Sri Srima/d Vira Naaraya/nasya Sake 1548'', Rev: ''Sri Sri/ Krishna Charana/ Kamala Madhu/ Karasya'' (KM# 66, R&B# 33, Bose C-1.1). Extremely fine, very rare.