1868 Amoy (6 Feb) to USA, applied with Amoy BPO type Di cds on reverse. On front f.w. Hong Kong QV 4c + 12c + 30c, tied by B62 obliterator,
1868 Amoy (6 Feb) to USA, applied with Amoy BPO type Di cds on reverse. On front f.w. Hong Kong QV 4c + 12c + 30c, tied by B62 obliterator, matching with Hong Kong (9 Feb) transit cds. Transit London and applied with "3CENTS" marking for trans-altantic fee. Overpayment example as the rate should be 34c. With certificate.1868.2.6 廈門寄美國,背面鈐廈門英局Di型日戳。正貼香港維多利亞女皇像4仙 + 12仙,銷B62殺手戳,另見香港2.9中轉戳。再經倫敦,鈐“3CENTS”戳記付跨大西洋郵資。正確郵資為34仙,故為溢貼。附證書。