BANGKA ISLAND: Shan Gong Si, ca. 1710-1750, tin cash (3.79g), M&Y-122/25, shan gong si in seal script, with cross below / 'alamat below in highly stylized Malay script and pseudo-seal character above, EF, R. The identifications of the Bangka Island cash piece are based on the articles by M. Mitchiner & T. Yih that appears in the ONS Journal in 2013 & 2014.
Estimate: 75-100 USD