unused Block Larger Than four  EAST SZECHWAN: 50c. on 16c. olive-brown in a lower right corner, imprint block of eight which included the thin "16" variety, additionally showing offset of the surcharge on the reverse, fine unused. Chan 656, a
unused Block Larger Than four EAST SZECHWAN: 50c. on 16c. olive-brown in a lower right corner, imprint block of eight which included the thin "16" variety, additionally showing offset of the surcharge on the reverse, fine unused. Chan 656, a

Details
unused Block Larger Than four EAST SZECHWAN: 50c. on 16c. olive-brown in a lower right corner, imprint block of eight which included the thin "16" variety, additionally showing offset of the surcharge on the reverse, fine unused. Chan 656, a