1887年5月31日厦门寄纽约双倍邮资封, 贴香港绿色10仙票一对, 销厦门英国客邮戳, 封背盖7月3日纽约及Brooklyn到达戳, 品相中上. AmoyBritish Consular Post1887 (31 May) double-weight envelope to New York bearing pair of Hong Kong 10c. green tied by Amoy c.d.s. type Dii with another strike alongside, the reverse with New York and Brooklyn (3.7) arrival c.d.s.; some light soiling. Photo