1834 Singapore (20 Mar) to William S. Wetmore in Canton. Entire lettter, applied with “Forwarded by A.L. Johnston & Co.” oval seal.
1834 Singapore (20 Mar) to William S. Wetmore in Canton. Entire lettter, applied with “Forwarded by A.L. Johnston & Co.” oval seal. Scarce incoming example from Singapore. 1834.3.20 新加坡寄廣州的滑么。郵簡，鈐“Forwarded by A.L. Johnston & Co”橢圓形戳記。少見之新加坡進口 例子。
